Manufacturing Engineering - 1


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15 Questions MCQ Test GATE Mechanical (ME) 2023 Mock Test Series | Manufacturing Engineering - 1

Manufacturing Engineering - 1 for Mechanical Engineering 2023 is part of GATE Mechanical (ME) 2023 Mock Test Series preparation. The Manufacturing Engineering - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Manufacturing Engineering - 1 MCQs are made for Mechanical Engineering 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Manufacturing Engineering - 1 below.
Solutions of Manufacturing Engineering - 1 questions in English are available as part of our GATE Mechanical (ME) 2023 Mock Test Series for Mechanical Engineering & Manufacturing Engineering - 1 solutions in Hindi for GATE Mechanical (ME) 2023 Mock Test Series course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Manufacturing Engineering - 1 | 15 questions in 45 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study GATE Mechanical (ME) 2023 Mock Test Series for Mechanical Engineering Exam | Download free PDF with solutions
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Manufacturing Engineering - 1 - Question 1

Ability of material to resist penetration by another material is called

Manufacturing Engineering - 1 - Question 2

If a low carbon steel is heated up to lower critical temperature then

Manufacturing Engineering - 1 - Question 3

Which of the following diagram represents stress –strain diagram for lead?

Manufacturing Engineering - 1 - Question 4

Hot press forging

Manufacturing Engineering - 1 - Question 5

Metals like lead and tin are hot worked at temperature around

Manufacturing Engineering - 1 - Question 6

Ultrasonic machines, used in material removal processes, require ultrasonic transducers. The transducers work on different working principle. One of the working principles of such ultrasonic transducers is based on

Manufacturing Engineering - 1 - Question 7

A sheet with a cross sectional area of 150 × 6 mm2 is being rolled with 20% reduction of are using 400 mm diameter steel rolls, σ yi= 0.35 MPa, σ yf = 0.4 MPa, velocity of Roller = 30 m/min. Find the draft (mm) and angle byte.

Detailed Solution for Manufacturing Engineering - 1 - Question 7

Manufacturing Engineering - 1 - Question 8

A ball of 10 mm diameter is reduced to 8 mm by extrusion. Take σ y− 250 MPa, vbullet = 50 mm / s ; length of bullet = 75 mm . Find power required for this process

Detailed Solution for Manufacturing Engineering - 1 - Question 8

Manufacturing Engineering - 1 - Question 9

A cylindrical bullet of 100 mm diameter is forged from a 50 mm height to 40 mm. The material has a constant flow stress of 80 MPa.

Q.

Find the work of deformation

Detailed Solution for Manufacturing Engineering - 1 - Question 9

Diameter of final rod will be given by 

D = 111.8 mm

Stroke length = 40 mm

Manufacturing Engineering - 1 - Question 10

A cylindrical bullet of 100 mm diameter is forged from a 50 mm height to 40 mm. The material has a constant flow stress of 80 MPa.

Q.

If a 10 kN drop hammer is used to complete the reduction in one blow, what will be the height of the fall?

Detailed Solution for Manufacturing Engineering - 1 - Question 10

If 10 kN drop hammer is used, then height of fall of hammer

Manufacturing Engineering - 1 - Question 11

The fore required to draw a 25 mm × 6 mm copper strip to 45% reduction of area using 12° included angle dies is (µ = 0.07 )

Manufacturing Engineering - 1 - Question 12

The maximum punch force required in punching a 30 mm diameter hole through 3 mm thick annealed aluminum alloy sheet at room temperature is (Take ultimate tensile strength of aluminum alloy as 1000 Mpa)

Manufacturing Engineering - 1 - Question 13

In charpy test specimen, the angle of v-notch section is

Manufacturing Engineering - 1 - Question 14

The stain ratio that can expect from a sheet metal when stretched by 26% in length, decrease in thickness by 12% is

Manufacturing Engineering - 1 - Question 15

A round rod of annealed bras 70-30 is being drawn from a diameter of 8 mm to a diameter of 4 mm at a speed of 0.8 m/s. (k = 895 MPa, n = 0.49)

Q. The drawing force required in this operation is

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