Mock Test: SSC JE (ME)- 6


Test Description

100 Questions MCQ Test Mechanical Engineering SSC JE (Technical) | Mock Test: SSC JE (ME)- 6

Mock Test: SSC JE (ME)- 6 for Mechanical Engineering 2023 is part of Mechanical Engineering SSC JE (Technical) preparation. The Mock Test: SSC JE (ME)- 6 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Mock Test: SSC JE (ME)- 6 MCQs are made for Mechanical Engineering 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Mock Test: SSC JE (ME)- 6 below.
Solutions of Mock Test: SSC JE (ME)- 6 questions in English are available as part of our Mechanical Engineering SSC JE (Technical) for Mechanical Engineering & Mock Test: SSC JE (ME)- 6 solutions in Hindi for Mechanical Engineering SSC JE (Technical) course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Mock Test: SSC JE (ME)- 6 | 100 questions in 100 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Mechanical Engineering SSC JE (Technical) for Mechanical Engineering Exam | Download free PDF with solutions
1 Crore+ students have signed up on EduRev. Have you?
Mock Test: SSC JE (ME)- 6 - Question 1

Match the following List - I with List -II:

Mock Test: SSC JE (ME)- 6 - Question 2

Which one of the following is not the correct statement about control volume?

Mock Test: SSC JE (ME)- 6 - Question 3

Match List - I with List -II the following:

Mock Test: SSC JE (ME)- 6 - Question 4

Heat transferred to a closed stationary system at constant volume is equal to

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 4

The first law of thermodynamics is dQ= du+dw. (Where symbols have usual meaning) For a chemical system dw= pdv, but when the volume is constant, dv=0 and, dQ=du. So, under the condition of constant volume heat transferred is equal to the change in the internal Energy of the system.

Mock Test: SSC JE (ME)- 6 - Question 5

It is desired to bring about a certain change in the state of a system by performing work on thesystem under adiabatic conditions.

Mock Test: SSC JE (ME)- 6 - Question 6

Key concept in analyzing the filling of an evacuated tank is

Mock Test: SSC JE (ME)- 6 - Question 7

In the vander waal’s equation, the unit of constant a is

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 7

Mock Test: SSC JE (ME)- 6 - Question 8

An Open system is one in which

Mock Test: SSC JE (ME)- 6 - Question 9

The specific heat of water is

Mock Test: SSC JE (ME)- 6 - Question 10

Which of the following statement is correct ?

Mock Test: SSC JE (ME)- 6 - Question 11

The....... states that changes of internal energy of a perfect gas is directly proportional to the change of temperature.

Mock Test: SSC JE (ME)- 6 - Question 12

When gas is heated at constant pressure, the heat supplied is utilised in

Mock Test: SSC JE (ME)- 6 - Question 13

Thermoelectric refrigeration system is based on

Mock Test: SSC JE (ME)- 6 - Question 14

A reversible heat engine runs between high temperature T1 and low temperature T2. The work output of this heat engine is used to run a reversible refrigeration cycle absorbing heat at temperature T2. What is the COP of the combined system ?

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 14

Mock Test: SSC JE (ME)- 6 - Question 15

Superheating in refrigeration cycle

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 15

Superheating is a refrigeration cycle decrease coefficient of performance. In practice, there is a loss of 1% of COP for every 2.5C of superheating in suction line. The lining of suction lines is a solution to minimize undesirable heat accumulation.

Hence, the answer is decreases COP.

Mock Test: SSC JE (ME)- 6 - Question 16

A one tonner refrigerating machine means that

Mock Test: SSC JE (ME)- 6 - Question 17

Hydrogen is used in electrolux refrigeration system so as to ....... the rate of evaporation ofthe liquid ammonia passing through the evaporator.

Mock Test: SSC JE (ME)- 6 - Question 18

Engine of different cylinder dimensions, power and speed are compared on the basis of

Mock Test: SSC JE (ME)- 6 - Question 19

Match the List-I (IC engine parts) with List-II (Materials) following :

Mock Test: SSC JE (ME)- 6 - Question 20

When the engines are built to withstand the same thermal and mechanical stresses

Mock Test: SSC JE (ME)- 6 - Question 21

The float in the carburetor of a petrol engine controls

Mock Test: SSC JE (ME)- 6 - Question 22

In an I.C. engine, the process of removing the burnt gases from the combustion chamber of the engine cylinder is known as

Mock Test: SSC JE (ME)- 6 - Question 23

The exhaust valve in a four stroke cycle petrol engine

Mock Test: SSC JE (ME)- 6 - Question 24

Diesel as compared to petrol is

Mock Test: SSC JE (ME)- 6 - Question 25

The crown of the fire box is made hemispherical in order to

Mock Test: SSC JE (ME)- 6 - Question 26

Which of the following is not the desirable property of a good fuel?

Mock Test: SSC JE (ME)- 6 - Question 27

Calorific value of gaseous fuels can be found be

Mock Test: SSC JE (ME)- 6 - Question 28

Reheating of steam under ideal condition takes place at constant

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 28


Reheating of steam under ideal condition takes place at constant temperature.In reheating type boiler-turbine plant the heat/energy transferred into the steam per kilo is higher and enthalpy loss in condenser is relatively lower (it is always constant kJ/kg).

Mock Test: SSC JE (ME)- 6 - Question 29

Atomic number of an element in the periodic table represents the numbers of

Mock Test: SSC JE (ME)- 6 - Question 30

Boiler water reactor employs

Mock Test: SSC JE (ME)- 6 - Question 31

Match List-I (Turbine types) with List-II (Flow direction) the following:

Mock Test: SSC JE (ME)- 6 - Question 32

Fire tube boilers are

Mock Test: SSC JE (ME)- 6 - Question 33

Lancashire boiler is

Mock Test: SSC JE (ME)- 6 - Question 34

The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called

Mock Test: SSC JE (ME)- 6 - Question 35

The condition of 'no slip' at boundaries is applicable to

Mock Test: SSC JE (ME)- 6 - Question 36

The fluid which obey's the Newton's law of viscosity   is called

Mock Test: SSC JE (ME)- 6 - Question 37

Bourdon gauge measures

Mock Test: SSC JE (ME)- 6 - Question 38

A curved surface is submerged in a static liquid. The horizontal component of pressure force on it is equal to

Mock Test: SSC JE (ME)- 6 - Question 39

The metacenter is

Mock Test: SSC JE (ME)- 6 - Question 40

For pipes, laminar flow occurs when Reynolds number is

Mock Test: SSC JE (ME)- 6 - Question 41

The drag coefficient of laminar flow varies with Reynolds number (Re) as

Mock Test: SSC JE (ME)- 6 - Question 42

The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called

Mock Test: SSC JE (ME)- 6 - Question 43

The liquid used in manometers should have

Mock Test: SSC JE (ME)- 6 - Question 44

If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in

Mock Test: SSC JE (ME)- 6 - Question 45

A flow through a long pipe at decreasing rate is called

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 45

 At a given instant in time the conditions at every point are the same, but will change with time. An example is a pipe of constant diameter connected to a pump pumping at a constant rate which is then switched off.

Mock Test: SSC JE (ME)- 6 - Question 46

The total energy of a liquid particle in motion is equal to

Mock Test: SSC JE (ME)- 6 - Question 47

Barometer is used to measure

Mock Test: SSC JE (ME)- 6 - Question 48

Rupture stress is

Mock Test: SSC JE (ME)- 6 - Question 49

The stress-strain curve for glass during tensile test would exhibit

Mock Test: SSC JE (ME)- 6 - Question 50

The number of elastic constants for a completely anisotropic elastic material are

Mock Test: SSC JE (ME)- 6 - Question 51

In terms of bulk modulus (K) and modulus of rigidity (G), the Poisson's ratio can be expressed
as

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 51

Mock Test: SSC JE (ME)- 6 - Question 52

Torsion bars are in series

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 52

If two or more shaft of different material, diameter or basic forms are connected together in such a way that each carries the same torque, then the shafts are said to be connected in series.

Mock Test: SSC JE (ME)- 6 - Question 53

The Point of contra-flexure occurs only in

Mock Test: SSC JE (ME)- 6 - Question 54

The property of a material by virtue of which it can be beaten or rolled into plates is called

Mock Test: SSC JE (ME)- 6 - Question 55

A rod is enclosed centrally in a tube and the assembly is tightened by rigid washers. If the assembly is subjected to a compressive load, then

Mock Test: SSC JE (ME)- 6 - Question 56

The volumetric strain is the ratio of the

Mock Test: SSC JE (ME)- 6 - Question 57

The product of Young's modulus (E) and moment of inertia (I) is known as

Mock Test: SSC JE (ME)- 6 - Question 58

Which of the following is the correct torsion equation ?

Mock Test: SSC JE (ME)- 6 - Question 59

Match List-I with List-II:
List-I
a. Maximum normal stress theory
b. Maximum principal strain theory
c. Maximum shear stress theory
List-II
1. Mise's and Henkey's theory
2. Rankine's theory
3. St Venant's theory
4. Guest's Tresca's theory

Mock Test: SSC JE (ME)- 6 - Question 60

A machine having an efficiency greater than 50%, is known as

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 60

Reversible machine : A machine which is capable of doing work in the reverse direction even after the removal of effort ,load get lifted is called Reversible machine.

{for reversible machine efficiency will be greater than 50%}

Mock Test: SSC JE (ME)- 6 - Question 61

The coefficient of restitution for inelastic bodies is

Mock Test: SSC JE (ME)- 6 - Question 62

One joule is equal to

Mock Test: SSC JE (ME)- 6 - Question 63

The rate of doing work in known as

Mock Test: SSC JE (ME)- 6 - Question 64

Which one of the following graph represents Von-Mises yield criterion

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 64

Mock Test: SSC JE (ME)- 6 - Question 65

Which of the following joint is commonly used for pipes carrying water at low pressure

Mock Test: SSC JE (ME)- 6 - Question 66

In a gib and cotter joint, the gib and cotter are subjected to

Mock Test: SSC JE (ME)- 6 - Question 67

The endurance of fatigue limit is defined as the maximum value of the stress which a polishedstandard specimen can without failure, for infinite number of cycles, when subjected to

Mock Test: SSC JE (ME)- 6 - Question 68

Factor of safety for fatigue loading is the ratio of

Mock Test: SSC JE (ME)- 6 - Question 69

In designing thick cylinders, the equation used is

Mock Test: SSC JE (ME)- 6 - Question 70

Cast iron pipes are mainly used

Mock Test: SSC JE (ME)- 6 - Question 71

Match the List -I (Kinematic pair) with List - II (Application)

Mock Test: SSC JE (ME)- 6 - Question 72

The Grubler's criteria for planar mechanism is given by f = 3(n–1) –2I
What does I represent in the above equation?

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 72

For a simple mechanism, the degree of freedom (F) is given by Grubler’s criterion:

F = 3(n - 1) - 2l - h

where l = number of revolute joints/lower pair

n = number of links

h = number of higher pairs

Mock Test: SSC JE (ME)- 6 - Question 73

The instantaneous center of a slider moving in a curved surface lies

Mock Test: SSC JE (ME)- 6 - Question 74

Coriolis component of acceleration is always

Mock Test: SSC JE (ME)- 6 - Question 75

A Hooke's joint is used to connect two

Mock Test: SSC JE (ME)- 6 - Question 76

The gear train usually employed in clocks is a

Mock Test: SSC JE (ME)- 6 - Question 77

When the nature of contact between the elements of a pair is such that it can only slide relative tothe other, the pair is known as a

Mock Test: SSC JE (ME)- 6 - Question 78

The minimum periodic time of a compound pendulum is

Mock Test: SSC JE (ME)- 6 - Question 79

The height of a Watt's governor (in metres) is equal to

Mock Test: SSC JE (ME)- 6 - Question 80

A hartnell governor is a

Mock Test: SSC JE (ME)- 6 - Question 81

Which of the following materials requires highest shrinkage allowance ?

Detailed Solution for Mock Test: SSC JE (ME)- 6 - Question 81

Cast iron = 10mm/m

Steel=20mm/m

Aluminium = 15mm/m

Brass =15 mm/m

Therefore steel needs highest pattern allowance. 

Mock Test: SSC JE (ME)- 6 - Question 82

Which of the following casting mould uses metal moulds ?

Mock Test: SSC JE (ME)- 6 - Question 83

Which of the following casting mould uses metal moulds ?

Mock Test: SSC JE (ME)- 6 - Question 84

Warm metal working is applied extensively for

Mock Test: SSC JE (ME)- 6 - Question 85

What does hydrostatic pressure in extrusion process improve ?

Mock Test: SSC JE (ME)- 6 - Question 86

The main source of heat generation in metal cutting is

Mock Test: SSC JE (ME)- 6 - Question 87

Size of a shaper is given by

Mock Test: SSC JE (ME)- 6 - Question 88

Which of the following is an example of orthogonal cutting ?

Mock Test: SSC JE (ME)- 6 - Question 89

Flux is used in soldering to

Mock Test: SSC JE (ME)- 6 - Question 90

The phenomenon of weld decay occurs in

Mock Test: SSC JE (ME)- 6 - Question 91

Which of the following material has maximum malleability ?

Mock Test: SSC JE (ME)- 6 - Question 92

The iron ore mostly used for the production of pig iron is

Mock Test: SSC JE (ME)- 6 - Question 93

Quenching is not necessary when hardening is done by

Mock Test: SSC JE (ME)- 6 - Question 94

Age hardening is related to

Mock Test: SSC JE (ME)- 6 - Question 95

During hot working of metals

Mock Test: SSC JE (ME)- 6 - Question 96

Cold working of metal increases

Mock Test: SSC JE (ME)- 6 - Question 97

Cores are used to

Mock Test: SSC JE (ME)- 6 - Question 98

Which of the following welding process uses nonconsumable electrodes ?

Mock Test: SSC JE (ME)- 6 - Question 99

Most of the oxy-acetylene welding is done with

Mock Test: SSC JE (ME)- 6 - Question 100

The angle made by the face of the tool and the plane parallel to the base of cutting tool is called

Use Code STAYHOME200 and get INR 200 additional OFF
Use Coupon Code
Information about Mock Test: SSC JE (ME)- 6 Page
In this test you can find the Exam questions for Mock Test: SSC JE (ME)- 6 solved & explained in the simplest way possible. Besides giving Questions and answers for Mock Test: SSC JE (ME)- 6, EduRev gives you an ample number of Online tests for practice