Manufacturing Engineering - 1


15 Questions MCQ Test Mock Test Series - Mechanical Engineering (ME) for GATE 2020 | Manufacturing Engineering - 1


Description
This mock test of Manufacturing Engineering - 1 for GATE helps you for every GATE entrance exam. This contains 15 Multiple Choice Questions for GATE Manufacturing Engineering - 1 (mcq) to study with solutions a complete question bank. The solved questions answers in this Manufacturing Engineering - 1 quiz give you a good mix of easy questions and tough questions. GATE students definitely take this Manufacturing Engineering - 1 exercise for a better result in the exam. You can find other Manufacturing Engineering - 1 extra questions, long questions & short questions for GATE on EduRev as well by searching above.
QUESTION: 1

Ability of material to resist penetration by another material is called

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QUESTION: 2

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

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QUESTION: 3

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

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QUESTION: 4

Hot press forging

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QUESTION: 5

Metals like lead and tin are hot worked at temperature around

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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

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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.

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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

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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.

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Find the work of deformation

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Diameter of final rod will be given by 

D = 111.8 mm

Stroke length = 40 mm

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.

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

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

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 )

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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)

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QUESTION: 13

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

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QUESTION: 14

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

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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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