DRDO RAC 2025

DRDO RAC Recruitment 2023 Overview

DRDO RAC Latest Updates

• Admit Card
• Exam Dates
• Exam Patterns
• Syllabus
• Eligibility and more info

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DRDO RAC Scientist B vacancy increased, and the application deadline has been extended. Interested candidates can now apply online by 29th September 2023. The DRDO RAC Scientist B Notification is released for vacancies across departments like DRDO, DST, ADA, and CME for disciplines such as Mechanical Engineering, Electrical Engineering, and others. Read more on the selection process, eligibility criteria, exam pattern, etc. for the DRDO RAC Recruitment 2023 in the article below.

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DRDO RAC Exam 2023 - Overview

• The candidates from the premier institutes IIT/NIT need not be GATE qualified while others must have a valid Gate Score.
• The final selection of the candidates will be based on discipline-wise category-wise merit, with 80% weightage given to GATE score marks and 20% weightage given to marks in the Personal Interview.
• Candidates in the UR category should not exceed 28 years of age.

Details of DRDO RAC Exam 2023:

If you are checking DRDO RAC Scientist B Details, also check DRDO MTS details here.

DRDO Scientist B Vacancy 2023

The Defence Research and Development Organization (DRDO) has recently announced the revised notification for the recruitment of Scientist B positions in the Electronics & Communication and Computer Science & Engineering disciplines under the Weapons & Electronics Systems Engineering Establishment (WESEE).

DRDO Scientist B Vacancy Overview

It is crucial for candidates to stay informed about the available vacancies and the distribution across different categories. Here is a detailed breakdown of the vacancies:

These vacancies play a crucial role in providing opportunities for aspiring candidates to contribute to the field of defense research and development.

DRDO Scientist B Latest Updates

The recent addition of 6 vacancies for the post of Scientist B in Electronics & Communication and Computer Science & Engineering disciplines by DRDO has opened up new opportunities for eligible candidates. These vacancies fall under the Weapons & Electronics Systems Engineering Establishment (WESEE).

Key Points to Remember:

• Candidates should refer to the attached PDF for detailed information on the vacancies.
• Understanding the distribution of vacancies across disciplines and categories is essential for applicants.

Stay tuned for further updates regarding the DRDO Scientist B recruitment process for 2023.

Overview of Technical Positions in DRDO

DRDO, the Defense Research and Development Organization, offers a range of technical positions across various engineering disciplines. Let's delve into the details of these positions:

Position 1: DST

• DST positions are available in Mechanical Engineering.
• Number of Positions: 1

Position 2: ADA

ADA positions are related to specialized areas within the organization.

Position 3: CME

• CME positions are available in Computer Science & Engineering.
• Organization: DRDO
• Positions Available: 2

Position 4: ADA

ADA positions are crucial within the technical framework of DRDO.

Position 5: CME

CME positions are significant in the field of Electrical Engineering.

Position 6: Material Engg/ Material Science & Engg/ Metallurgical Engg

• These positions are a combination of Material Engineering, Material Science & Engineering, and Metallurgical Engineering.
• Organization: DRDO
• Number of Positions: 1

DRDO offers diverse technical positions for individuals with expertise in various engineering domains. These opportunities provide a platform for professionals to contribute to defense research and development in India.

Overview of Technical Subjects by DRDO and DST

When it comes to technical subjects, the Defence Research and Development Organisation (DRDO) and the Department of Science and Technology (DST) offer a diverse range of disciplines for study and research. Let's delve into the specifics of each field:

Physics

• DRDO offers courses in Physics with topics ranging from theoretical concepts to practical applications.
• Key areas covered include 05 units, 01 unit, 03 units, and 10 units.

Chemistry

• DRDO provides courses in Chemistry, exploring subjects such as chemical reactions and material properties.
• Curriculum includes 01 unit, 02 units, 01 unit, and 05 units.

Chemical Engineering

• DRDO's Chemical Engineering program delves into the design and operation of chemical plants and processes.
• Topics covered span 05 units, 02 units, 03 units, 02 units, and 01 unit.

Aeronautical/Aerospace Engineering

• For those interested in aircraft and spacecraft design, DRDO offers courses in Aeronautical/Aerospace Engineering.
• The curriculum includes 03 units, 01 unit, 02 units, 01 unit, and 07 units.

Mathematics

• DRDO's Mathematics program covers a wide range of mathematical principles and their applications.
• Topics include 02 units.

Civil Engineering

• DRDO's Civil Engineering program focuses on infrastructure development and construction projects.
• Subjects include 01 unit, 01 unit, and 02 units.

Environmental Science & Engineering

In collaboration with DST, DRDO offers a program in Environmental Science & Engineering.

Geology and Geophysics

Another offering by DST is the Geology and Geophysics program.

These programs provide a comprehensive understanding of various technical disciplines, equipping students with the knowledge and skills needed to excel in their respective fields. Whether you are interested in the fundamental principles of Physics, the intricacies of Chemistry, the complexities of Engineering, or the dynamics of Environmental Science, these courses offer a solid foundation for a successful career in the technical domain.

Overview of Engineering Disciplines

• Petroleum Engineering DST 01

  Petroleum Engineering involves the exploration, extraction, and production of oil and gas resources.

  DST: Department of Science and Technology

• Production and Industrial Engineering DST 01

  Production and Industrial Engineering focuses on optimizing production processes and systems in various industries.

  DST: Department of Science and Technology

• Electronics & Communication Engineering WESEE - - 1 1 1 03

  Electronics & Communication Engineering deals with electronic devices, circuits, and communication systems.

  WESEE: Weapons & Electronics Systems Engineering Establishment

• Computer Science & Engineering 1 1 - 1 - 03

  Computer Science & Engineering involves the study of computing systems and software development.

Department-wise DRDO Recruitment 2023 Vacancies

DRDO (Defence Research & Development Organization) is offering opportunities for Scientist B positions in various establishments:

DRDO Scientist B Apply Online 2023

Candidates who are gearing up to prepare for a specific exam often seek detailed information about the online application process to enroll themselves in the selection procedure. Below are the steps to apply online for DRDO Scientist B Recruitment.

Direct Link to Apply Online for DRDO Scientist B Recruitment 2023

• Step 1: Visit the Official Website.
• Step 2: Register by providing the necessary details in the registration form.
• Step 3: Upload the required documents with a maximum file size not exceeding 500 KB after registration.
• Step 4: Upload a recent passport size color photograph (size not exceeding 30 KB; resolution of 110 x 140 pixels). Utilize the Testbook Photocropping Tool for resizing photos accordingly.
• Step 5: Upload a scanned signature along with a valid GATE scorecard.
• Step 6: Candidates who have appeared in the final year examination should upload their degree/provisional degree certificate online.
• Step 7: Make the required fee payment and click on the submit button.

Take NIC Scientist B free mock test to enhance your exam preparation.

DRDO Scientist B Application Fee 2023

Like every competitive exam, the application process involves the application fee where the students have to pay a certain amount of money to enroll themselves for the selection process. Below is complete information about the application fee required for DRDO Scientist B recruitment:

• The application fee is the fee one pays for appearing in the examination.
• The fee varies for different categories and gender.
• The detailed information is given in the table below.

Application Fee Details:

In summary, the application fee for DRDO Scientist B recruitment varies based on the category. UR & OBC candidates are required to pay Rs. 100, while SC, ST & Women candidates do not have to pay any fee for the application process.

DRDO Scientist B Eligibility Criteria

DRDO Scientist B Eligibility Criteria

Eligibility criteria for DRDO scientists B recruitment require the candidate to satisfy two major criteria which will allow them to register for the recruitment process. These criteria include - Age limit and Educational qualification.

Age Limit

Age Limit

Check out the age limit for each category from the below table.

There is a certain age relaxation set by the DRDO for other categories who will be participating in the examination.

• PwD (HH) and PwD(OH) - 10 years
• Central Civilian Govt. employees - 5 years
• Relaxable for Ex-servicemen(Ex SSCOs/ECOs)

Educational Qualification

Educational Qualification

Go through the below table to know about the required educational qualification for each discipline of DRDO RAC Recruitment 2023.

Article: Educational Qualifications for GATE Examination

The eligibility criteria for the GATE examination vary depending on the candidate's educational background. Here is a breakdown of the requirements for different candidates:

• Candidates from NIT/IIT:

  Candidates who have graduated from NITs or IITs are exempt from qualifying the GATE examination if they possess a satisfactory CGPA.

• Others:

  Individuals who have not graduated from NITs or IITs must hold a valid GATE Scorecard in their respective disciplines to be eligible for the examination.

Discipline Educational Qualification Equivalent Acceptable Subjects of Educational Qualification Degree

These requirements aim to ensure that candidates have the necessary educational background to excel in their respective disciplines and contribute effectively to the field of Electronics & Communication Engineering.

Admission Requirements for Engineering Programs

• Electronics & Communication Engineering

  • First Class BE/B. Tech degree in Electronics & Communication Engg from a recognized university or equivalent. And, Valid GATE score in Electronics & Communication Engg [Paper code: EC]
  • Specializations available in:
  • Electronics Engg
  • Electronics & Computer Engg
  • Electronics & Control Engg
  • Electronics & Communication System Engg
  • Electronics & Instrumentation Engg
  • Electronics & Tele- Communication Engg
  • Industrial Electronics Engg
  • Tele Communication Engg
  • Telecommunication & Information Tech
  • Applied Electronics & Instrumentation Engg
  • Electronics & Electrical Communication Engg
  • Electrical with Communication Engg
  • Radio Physics & Electronics
  • Electrical Engg
  • Electrical & Electronics Engg
  • Electronics & Communication Engg (Avionics)
  • Any other relevant discipline with qualifying degree that mentions ‘Electronics’ as the main discipline

• Mechanical Engineering

  • First Class BE/B. Tech degree in Mechanical Engg from a recognized university or equivalent. And, Valid GATE score in Mechanical Engg [Paper code: ME]
  • Specializations available in:
  • Mechanical & Automation Engg
  • Mechanical & Production Engg
  • Mechatronics Engg
  • Any other relevant discipline with qualifying degree that mentions ‘Mechanical’ as the main discipline

Eligibility Criteria for GATE Exam

• First Class BE/B. Tech degree in Mechanical Engg from a recognized university or equivalent. And, Valid GATE score in Mechanical Engg [Paper code: ME]
• Mechanical Engg
• Mechanical & Automation Engg
• Mechanical & Production Engg
• Mechatronics Engg
• Any other relevant discipline with qualifying degree that mentions 'Mechanical' as the main discipline

Specializations in Mechanical Engineering

• Mechanical Engg
• Mechanical & Automation Engg
• Mechanical & Production Engg
• Mechatronics Engg
• Any other relevant discipline with qualifying degree that mentions 'Mechanical' as the main discipline

Eligibility Criteria for Computer Science & Engineering in GATE Exam

• First Class BE/B. Tech degree in Computer Science & Engg from a recognized university or equivalent. And, Valid GATE score in Computer Science & Engg [Paper code: CS]
Computer Science/ Engg/ TechnologyComputer Science and Engg/TechnologyComputer Science/Engg & Info TechComputer Science & System EnggSoftware Engg/ TechnologyComputer Science & Automation Engg/ TechInformation TechnologyComputer Science/Technology & Informatics Engg/TechInformation Science & Engg/TechnologyComputer & Communication EnggComputer NetworkingInformation Technology & Mathematical InnovationsAny other equivalent discipline with qualifying degree that mentions 'Computer Science' as the main discipline

Eligibility Criteria for Computer Science & Engineering:

• First Class BE/B. Tech degree in Computer Science & Engineering from a recognized university or equivalent. And, Valid GATE score in Computer Science & Engineering [Paper code: CS]

Specializations in Computer Science & Engineering:

• Computer Science/Engineering/Technology
• Computer Science and Engineering/Technology
• Computer Science/Engineering & Information Technology
• Computer Science & System Engineering
• Software Engineering/Technology
• Computer Science & Automation Engineering/Technology
• Information Technology
• Computer Science/Technology & Informatics Engineering/Technology
• Information Science & Engineering/Technology
• Computer & Communication Engineering
• Computer Networking
• Information Technology & Mathematical Innovations
• Any other equivalent discipline with a qualifying degree that mentions 'Computer Science' as the main discipline

Eligibility Criteria for Electrical Engineering:

• First Class BE/B. Tech degree in Electrical Engineering from a recognized university or equivalent. And, Valid GATE score in Electrical Engineering [Paper Code: EE]

Specializations in Electrical Engineering:

• Electrical Engineering
• Electrical Power System Engineering
• Electrical & Electronics Engineering
• Electrical & Renewable Energy Engineering
• Power Engineering
• Power Electronics Engineering
• Electronics & Electrical Communications Engineering
• Electrical with Communication Engineering
• Any other relevant discipline with a qualifying degree which mentions 'Electrical' as the main discipline

Eligibility Criteria for GATE Exam in Electrical Engineering

• First Class BE/B. Tech degree in Electrical Engineering from a recognized university or equivalent.
• Valid GATE score in Electrical Engineering [Paper Code: EE]

Specializations in Electrical Engineering

• Electrical Engineering
• Electrical Power System Engineering
• Electrical & Electronics Engineering
• Electrical & Renewable Energy Engineering
• Power Engineering
• Power Electronics Engineering
• Electronics & Electrical Communications Engineering
• Electrical with Communication Engineering
• Any other relevant discipline with a qualifying degree which mentions 'Electrical' as the main discipline

Eligibility Criteria for GATE Exam in Material Engineering

• First Class BE/B. Tech degree in Metallurgy Engineering from a recognized university or equivalent.
• Valid GATE score in Metallurgical Engineering [Paper Code: MT]

• Metallurgy & Material Technology
• Metallurgy/Metallurgical Engineering
• Materials Engineering
• Material Science & Engineering
• Material Science & Metallurgical Engineering
• Any other relevant discipline with a qualifying degree which mentions 'Material Engineering' or 'Material Science' or 'Metallurgy' as the main discipline

Eligibility Criteria for GATE Exams

• Metallurgy Engineering

  • First Class BE/B. Tech degree in Metallurgy Engineering from a recognized university or equivalent.
  • Valid GATE score in Metallurgical Engineering [Paper Code: MT]
  • Disciplines include: Metallurgy & Material Tech, Metallurgy/Metallurgical Engineering, Materials Engineering, Material Science & Engineering, Material Science & Metallurgical Engineering, and any other relevant discipline with a qualifying degree mentioning 'Material Engineering' or 'Material Science' or 'Metallurgy' as the main discipline.

• Physics

  • Master's Degree in Science (M. Sc) in Physics from a recognized university or equivalent.
  • Valid GATE score in Physics [Paper Code: PH]
  • Disciplines include: Physics, Physics (Electronics), Applied Physics, Solid State Physics, Computational Physics, Engineering Physics, Physics & Electronics, Basic Sciences with specialization in Physics, and any other relevant discipline with an undergraduate degree mentioning 'Physics' as the main discipline.

The eligibility criteria for GATE exams vary depending on the field of study. For Metallurgy Engineering, candidates need a First Class BE/B. Tech degree in Metallurgy Engineering from a recognized university or its equivalent, along with a valid GATE score in Metallurgical Engineering [Paper Code: MT]. The eligible disciplines include Metallurgy & Material Tech, Metallurgy/Metallurgical Engineering, Materials Engineering, Material Science & Engineering, Material Science & Metallurgical Engineering, and any other relevant discipline with a qualifying degree mentioning 'Material Engineering' or 'Material Science' or 'Metallurgy' as the main discipline.

Similarly, for Physics, candidates should possess a Master's Degree in Science (M. Sc) in Physics from a recognized university or equivalent, along with a valid GATE score in Physics [Paper Code: PH]. The eligible disciplines encompass Physics, Physics (Electronics), Applied Physics, Solid State Physics, Computational Physics, Engineering Physics, Physics & Electronics, Basic Sciences with specialization in Physics, and any other relevant discipline with an undergraduate degree mentioning 'Physics' as the main discipline.

Admission Criteria for Various Science Disciplines

• Physics Programs

  • Physics
  • Physics (Electronics)
  • Applied Physics
  • Solid State Physics
  • Computational Physics
  • Engineering Physics
  • Physics & Electronics
  • Basic Sciences with specialization in Physics
  • Any other relevant discipline with UG degree which mentions ‘Physics’ as the main discipline

• Chemistry Programs

  • Master’s Degree in Science (M. Sc) in Chemistry from a recognized university or equivalent. And, Valid GATE score in Chemistry [Paper Code: CY]
  • Chemistry
  • Organic Chemistry
  • Inorganic Chemistry
  • Analytical Chemistry
  • Physical Chemistry
  • Applied Chemistry
  • Chemical Sciences
  • Any other relevant discipline with qualifying degree that mentions ‘Chemistry’ as the main discipline

• Chemical Engineering Programs

  • First Class BE/B. Tech degree in Chemical Engg from a recognized university or equivalent. And, Valid GATE score in Chemical Engg [Paper Code: CH]
  • Chemical Engg
  • Chemical Technology
  • Chemical Plant Engg
  • Applied Chemical & Polymer Technology
  • Polymer Science & Chemical Technology
  • Chemical Science & Technology
  • Any other relevant discipline with qualifying degree which mentions ‘Chemical’ as the main discipline

Admission Criteria for Engineering Postgraduate Programs

For aspiring students looking to pursue postgraduate studies in engineering, there are specific academic requirements and qualifications they must meet. Below are the detailed eligibility criteria outlined for different branches of engineering:

Chemical Engineering

• First Class BE/B. Tech degree in Chemical Engg from a recognized university or equivalent.
• Valid GATE score in Chemical Engg [Paper Code: CH]

• Specializations under Chemical Engineering include:
• Chemical Technology
• Chemical Plant Engg
• Applied Chemical & Polymer Technology
• Polymer Science & Chemical Technology
• Chemical Science & Technology
• Any other relevant discipline with qualifying degree which mentions 'Chemical' as the main discipline

Aeronautical/Aerospace Engineering

• First Class BE/B. Tech degree in Aeronautical Engg from a recognized university or equivalent.
• Valid GATE score in Aerospace Engg [Paper Code: AE]

• Specializations under Aeronautical/Aerospace Engineering include:
• Aerospace Engg
• Aerospace Engg (Avionics)
• Any other relevant discipline with qualifying degree which mentions 'Aerospace' or 'Aeronautical' as the main discipline

It is crucial for prospective students to ensure they meet these qualifications to be eligible for admission into the desired engineering programs. Meeting these criteria will pave the way for a successful academic journey in the field of engineering.

Admissions Criteria for Various Disciplines

Aeronautical Engineering

• Aeronautical Engineering
• Aerospace Engineering
• Aerospace Engineering (Avionics)
• Any other relevant discipline with a qualifying degree that mentions 'Aerospace' or 'Aeronautical' as the main discipline

Mathematics

• Master's Degree in Mathematics from a recognized university or equivalent
• Valid GATE score in Mathematics [Paper Code: MA]
• Applied Mathematics
• Mathematics & Computing
• Mathematical Sciences
• Any other relevant discipline with a qualifying degree that mentions 'Mathematics' as the main discipline

Civil Engineering

• First Class BE/B. Tech degree in Civil Engineering from a recognized university or equivalent
• Valid GATE score in Civil Engineering [Paper Code: CE]
• Civil & Structural Engineering
• Civil & Environmental Engineering
• Civil & Rural Engineering
• Civil & Water Management Engineering
• Civil & Infrastructure Engineering
• Construction Engineering & Management
• Any other relevant discipline with a qualifying degree that mentions 'Civil' as the main discipline

Note: The above information outlines the specific academic requirements for admission to various disciplines in the field of engineering and mathematics.

Admission Criteria for BE/B. Tech Programs in Civil and Environmental Engineering

Obtaining a Bachelor's degree in Civil Engineering or Environmental Science & Engineering, and a valid GATE score in the respective fields, are crucial prerequisites for admission into the renowned universities offering these programs.

• First Class BE/B. Tech degree in Civil Engineering from a recognized university or equivalent. Additionally, a Valid GATE score in Civil Engineering [Paper Code: CE] is mandatory.
• Specializations in Civil Engineering include:
• Civil & Structural Engineering
• Civil & Environmental Engineering
• Civil & Rural Engineering
• Civil & Water Management Engineering
• Civil & Infrastructure Engineering
• Construction Engineering & Management
• Any other relevant discipline with a qualifying degree that emphasizes 'Civil' as the primary discipline
• For Environmental Science & Engineering, the criteria are:
BE/B. Tech degree in Environmental Science & Engineering from a recognized university or equivalent. A Valid GATE score in Environmental Science & Engineering [Paper code: ES] is necessary. Specializations under Environmental Science & Engineering encompass:- Energy and Environmental Engineering- Environmental Engineering- Civil and Environmental Engineering- Civil Environmental Engineering- Energy Environment and Climate- Environmental Science and Technology- Renewable Energy and Environmental Engineering- Environmental and Water Resources Engineering- Any other relevant discipline with a qualifying degree that highlights 'Environmental Science' as the main discipline

These criteria serve as the foundation for aspiring students seeking admission to BE/B. Tech programs in Civil Engineering and Environmental Science & Engineering. Understanding and fulfilling these requirements are essential steps towards embarking on a successful academic journey in these disciplines.

Admission Requirements for Environmental Science & Engineering

• BE/B.Tech degree in Environmental Science & Engineering from a recognized university or equivalent.
• Valid GATE score in Environmental Science & Engineering [Paper code: ES]

Specializations in Environmental Science & Engineering include:

• Environmental Science & Engineering
• Energy and Environmental Engineering
• Environmental Engineering
• Civil and Environmental Engineering
• Civil Environmental Engineering
• Energy Environment and Climate
• Environmental Science and Technology
• Renewable Energy and Environmental Engineering
• Environmental and Water Resources Engineering
• Any other relevant discipline with a qualifying degree that mentions 'Environmental Science' as the main discipline

Admission Requirements for Geology and Geophysics

• BE/B.Tech or M.Sc degree in Geology and Geophysics from a recognized university or equivalent.
• Valid GATE score in Geology and Geophysics [Paper code: GG]

Specializations in Geology and Geophysics include:

• Geology
• Applied Geology
• Geo-informatics
• Geology and Mineralogy
• Earth Science
• Geophysics
• Applied Geophysics
• Geo-Science
• Any other relevant discipline with a qualifying degree that mentions 'Geology and Geophysics' as the main discipline

Eligibility Criteria for Geology and Geophysics:

• BE/B. Tech or M.Sc degree in Geology and Geophysics from a recognized university or equivalent.
• Valid GATE score in Geology and Geophysics [Paper code: GG]

Specializations in Geology and Geophysics:

• Geology
• Applied Geology
• Geo-informatics
• Geology and Mineralogy
• Earth Science
• Geophysics
• Applied Geophysics
• Geo-Science
• Any other relevant discipline with a qualifying degree which mentions ‘Geology and Geophysics’ as the main discipline

Eligibility Criteria for Petroleum Engineering:

• BE/B. Tech degree in Petroleum Engineering from a recognized university or equivalent.
• Valid GATE score in Petroleum Engg. [Paper code: PE]

Specializations in Petroleum Engineering:

• Petroleum Engineering
• Applied Petroleum Engineering
• Gas Engineering
• Petroleum Management
• Petroleum Studies
• Petroleum Technology
• Petroleum Science
• Any other relevant discipline with a qualifying degree which mentions ‘Petroleum’ as the main discipline

DRDO RAC Scientist B Selection Process

The selection process for DRDO RAC Scientist B involves the following steps:

• Shortlisting of candidates based on GATE Scores
• Shortlisted candidates are required to appear for a Personal Interview held at Delhi or a location decided by DRDO or RAC.

DRDO Scientist B Exam Pattern

The exam pattern for DRDO Scientist B recruitment is as follows:

• The DRDO Scientist B exam consists of two papers: Paper I & Paper II
• Paper I is of 300 marks, and Paper II is also of 300 marks
• The total duration of the exam is 6 hours

DRDO Scientist B Syllabus

The DRDO Scientist B Syllabus outlines the essential topics that mechanical engineering candidates should cover to prepare effectively. Below is a detailed breakdown of the syllabus:

Mechanical Engineering Descriptive Paper - I

• Fluid Mechanics
• Thermodynamics and Heat Transfer
• Turbo Machinery
• Power Plant Engineering
• Renewable Sources of Energy

The syllabus covers the following key areas:

• Basic Concepts and Properties of Fluids
• Manometry
• Fluid Statics
• Buoyancy
• Equations of Motion
• Bernoulli's Equation and its applications
• Viscous flow of incompressible fluids
• Laminar and Turbulent Flows
• Flow through pipes and head losses in pipes

• Thermodynamic Systems and Processes
• Properties of Pure Substances
• Zeroth, First, and Second Laws of Thermodynamics
• Entropy, Irreversibility, and Availability
• Analysis of Thermodynamic Cycles (Rankine, Otto, Diesel, and Dual Cycles)
• Ideal and Real Gases
• Compressibility Factor
• Gas Mixtures

• Modes of Heat Transfer
• Steady and Unsteady Heat Conduction
• Thermal Resistance
• Fins
• Free and Forced Convection
• Correlations for Convective Heat Transfer
• Radiative Heat Transfer
• Boiling and Condensation
• Heat Exchanger Performance Analysis

• Reciprocating and Rotary Pumps
• Pelton Wheel, Kaplan, and Francis Turbines
• Velocity Diagrams
• Impulse and Reaction Principles
• Steam and Gas Turbines
• Theory of Jet Propulsion
• Reciprocating and Rotary Compressors

• Rankine and Brayton Cycles with Regeneration and Reheat
• Fuels and their Properties
• Flue Gas Analysis
• Boilers, Steam Turbines, and other Power Plant Components
• Solar Radiation and Solar Thermal Energy Collection

• Solar Thermal Energy Storage and Applications
• Solar Photovoltaic Conversion
• Wind Energy Harnessing
• Biomass and Tidal Energy Methods and Applications
• Working Principles of Fuel Cells

This comprehensive syllabus equips mechanical engineering candidates with the necessary knowledge to excel in the DRDO Scientist B examination.

Thermodynamics Overview

Thermodynamic Cycles

Gas Properties

Heat Transfer

Fluid Machinery

Power Plants

Sustainable Energy Sources

The Syllabus for Mechanical Engineering Paper-II

• Mechanical Engineering Descriptive Paper-II

  • Engineering Mechanics
  • Engineering Materials
  • Mechanisms and Machines
  • Design of Machine Elements
  • Manufacturing, Industrial and Maintenance Engineering
  • Mechatronics and Robotics

• Topics Covered in Mechanical Engineering Descriptive Paper-II

  Below are the detailed topics:

  • Analysis of System of Forces, Friction, Centroid and Centre of Gravity
  • Dynamics
  • Stresses and Strains
  • Compound Stresses and Strains
  • Bending Moment and Shear Force Diagrams
  • Theory of Bending Stresses
  • Slope and Deflection
  • Torsion
  • Thin and Thick Cylinders
  • Spheres

• Engineering Materials

  The topics covered under Engineering Materials include:

  • Basic Crystallography
  • Alloys and Phase Diagrams
  • Heat Treatment
  • Ferrous and Non-Ferrous Metals
  • Non-metallic Materials
  • Basics of Nano-materials
  • Mechanical Properties and Testing
  • Corrosion Prevention and Control

• Mechanisms and Machines

  This section covers:

  • Types of Kinematics Pair
  • Mobility
  • Inversions
  • Kinematic Analysis
  • Velocity and Acceleration Analysis of Planar Mechanisms
  • CAMs with Uniform Acceleration and Retardation
  • Cycloidal Motion
  • Oscillating Followers

• Design of Machine Elements

  This section includes:

  • Design for Static and Dynamic Loading
  • Failure Theories
  • Fatigue Strength and the S-N Diagram
  • Principles of the Design of Machine Elements

• Manufacturing, Industrial and Maintenance Engineering

  Topics covered in this section:

  • Metal Casting
  • Metal Forming
  • Metal Joining
  • Machining and Machine Tool Operations
  • Limits, Fits and Tolerances
  • Metrology and Inspection
  • Computer Integrated Manufacturing
  • Production Planning and Control
  • Inventory Control and Operations Research

• Mechatronics and Robotics

  This section includes:

  • Microprocessors and Microcontrollers
  • Sensors and Actuators
  • Control Systems
  • Robotics

Microprocessors and Microcontrollers

• Architecture, programming, I/O
• Computer interfacing
• Programmable logic controller

Sensors and Actuators

• Piezoelectric accelerometer
• Hall effect sensor
• Optical Encoder
• Resolver
• Inductosyn
• Pneumatic and Hydraulic actuators
• Stepper motor

Control Systems

• Mathematical modeling of Physical systems
• Control signals
• Controllability and observability

Robotics

• Robot Classification
• Robot Specification notation
• Direct and Inverse Kinematics
• Homogeneous Coordinates
• Arm Equation of four Axis SCARA Robot

Electrical Engineering Paper I Syllabus

The syllabus for Electrical Engineering Paper I includes various topics ranging from basic electronics to material science.

Topics Covered in Electrical Engineering Paper I:

• Basic Electronics Engineering
• Basic Electrical Engineering
• Electronic Measurements and Instrumentation
• Materials Science
• Analog and Digital Circuits

Details of Topics:

• Basics of semiconductors
• Diode/Transistor basics and characteristics
• Diodes for different uses
• Junction & Field Effect Transistors (BJTs, JFETs, MOSFETs)
• Transistor amplifiers of different types, oscillators, and other circuits
• Basics of Integrated Circuits (ICs)
• Bipolar, MOS and CMOS ICs
• Basics of linear ICs, operational amplifiers and their applications
• Optical sources/detectors
• Basics of Optoelectronics and its applications

Key Concepts in Electrical Engineering

DC Circuits and Circuit Analysis

• Understanding Ohm’s Law and Kirchoff’s Laws
• Application of Mesh and Nodal Analysis in circuit problems
• Exploration of various Circuit Theorems for simplification

Electromagnetism and its Applications

• Explaining Faraday's and Lenz's Laws in electromagnetic induction
• Utilizing Induced EMF and its practical uses
• Studying Single-phase AC circuits and their properties

Electrical Machines and Power Sources

• Basics of DC, Induction, and Synchronous Machines
• Overview of Electrical Power Sources including hydroelectric, thermal, nuclear, wind, and solar
• Understanding the fundamentals of batteries and their applications

Measurement Systems and Instrumentation

• Principles of accuracy, precision, and standards in measurements
• Analog and Digital Systems for measurement purposes
• Exploring various measuring instruments for different applications
• Analysis of Static/dynamic characteristics of measurement systems

Electrical Engineering Materials

• Understanding Crystal structure and defects in materials
• Overview of Ceramic materials, their structures, composites, and uses
• Exploring Magnetic materials, their classification, and components
• Introduction to Nano materials and their applications
• Insight into Superconductivity and its practical uses

Electronic Circuits and Components

• Small signal equivalent circuits of diodes, BJTs, and FETs
• Analysis and design of amplifier circuits
• Understanding Feedback mechanisms and their applications
• Exploring Active filters, timers, multipliers, and converters
• Introduction to Logic gates, Digital IC families, and sequential circuits

The Syllabus for Electrical Engineering Paper II

• Analog and Digital Communication Systems
• Control Systems
• Computer Organization and Architecture
• Advanced Electronics Topics
• Electro Magnetics
• Advanced Communication Topics

Analog and Digital Communication Systems

• Random signals, noise, probability theory, information theory
• Analog versus digital communication & applications: Systems- AM, FM, transmitters/receivers, theory/practice/standards, SNR comparison
• Digital communication basics: Sampling, quantizing, coding, PCM, DPCM, multiplexing-audio/video
• Digital modulation: ASK, FSK, PSK
• Multiple access: TDMA, FDMA, CDMA
• Optical communication: fiber optics, theory, practice/standards

Control Systems

• Classification of signals and systems
• Application of signal and system theory
• System realization
• Transforms & their applications
• Signal flow graphs, Routh-Hurwitz criteria, root loci, Nyquist/Bode plots
• Feedback systems-open & close loop types, stability analysis, steady-state, transient, and frequency response analysis
• Design of control systems, compensators, elements of lead/lag compensation, PID and industrial controllers

Computer Organization and Architecture

• The basic architecture, CPU, I/O organization, memory organization, peripheral devices, trends
• Hardware/software issues
• Data representation & Programming
• Operating systems-basics, processes, characteristics, applications
• Memory management, virtual memory, file systems, protection & security
• Databases, different types, characteristics, and design
• Transactions and concurrency control
• Elements of programming languages, typical examples

Advanced Electronics Topics

• VLSI technology: Processing, lithography, interconnects, packaging, testing
• VLSI design: Principles, MUX/ROM/PLA-based design, Moore & Mealy circuit design
• Pipeline concepts & functions
• Design for testability, examples
• DSP: Discrete-time signals/systems, uses
• Digital filters: FIR/IIR types, design, speech/audio/radar signal processing uses
• Microprocessors & microcontrollers, basics, interrupts, DMA, instruction sets, interfacing
• Controllers & uses
• Embedded systems

Electro Magnetics

• Elements of vector calculus, Maxwell's equations-basic concepts
• Gauss', Stokes' theorems
• Wave propagation through different media
• Transmission Lines-different types, basics, Smith's chart, impedance matching/transformation, S-parameters, pulse excitation, uses
• Waveguides-basics, rectangular types, modes, cut-off frequency, dispersion, dielectric types
• Antennas-radiation pattern, monopoles/dipoles, gain, arrays-active/passive, theory, uses

Advanced Communication Topics

• Similar to topics covered in Analog and Digital Communication Systems

Signal Processing and Control Systems

Computer Architecture and Operating Systems

VLSI Technology and Digital Systems

Electromagnetics and Communication Systems

VLSI Technology and DRDO Scientist B Important Dates

VLSI Technology

• VLSI technology involves Processing, lithography, interconnects, packaging, and testing.
• VLSI design principles include MUX/ROM/PLA-based design, Moore & Mealy circuit design.
• Understanding pipeline concepts & functions is crucial in VLSI technology.
• Design for testability is essential, with practical examples provided.
• DSP (Digital Signal Processing) covers Discrete-time signals/systems and their applications.
• Digital filters such as FIR/IIR types are vital in speech/audio/radar signal processing.
• Microprocessors & microcontrollers basics, including interrupts, DMA, instruction sets, and interfacing.
• Controllers & their applications in VLSI technology.
• Embedded systems are an integral part of modern electronic devices.

DRDO Scientist B Important Dates

The DRDO Scientist B recruitment process has specific important dates that candidates need to be aware of:

It's crucial for applicants to keep track of these dates to ensure they don't miss any important events related to the recruitment process.

DRDO Scientist B Salary Structure

A career opportunity in DRDO not only entails significant responsibilities but also attractive compensation packages. Here, we delve into the various components that constitute the gross salary for the position. The DRDO RAC Salary and Job Profile for the role of Scientist B within DRDO, as per the 7th Pay Commission, are elucidated in the details provided below.

We trust that you have found our discourse on DRDO Scientist B Recruitment 2023 informative. We encourage you to meticulously review all the details and updates pertaining to the examination to dispel any lingering uncertainties. Feel free to revisit our blog regularly for the latest information and updates. Meanwhile, you can persist with your preparations, and should you have any queries, please do not hesitate to leave a comment in the section below.

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