Mechanical Engineering Multiple Choice Questions | Mechanical Objective Questions And Answers Pdf

1. Pick up the wrong statement? A refrigent should have

a. Low specific heat of liquid

b. High boiling point

c. High latent heat of vaporization

d. Higher critical temperature

e. Low specific volume of vapour

Answer:

High boiling point

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2. The property of a material which enable it to resist fracture due to high impact loads is known as

a. Elasticity

b. Endurance

c. Strength

d. Toughness

e. Resilience

Answer:

Toughness

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3. Spring index is

a. Ratio of coil diameter to wire diameter

b. Load required to produce unit deflection

c. Its capability of storing energy

d. Indication of quality of spring

e. Nothing

Answer:

Ratio of coil diameter to wire diameter

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4. Nodular iron has

a. High machinability

b. Low melting point

c. High tensile strength

d. Good fluidity

e. All of the above

Answer:

All of the above

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5. Six isometric views are given below along with 3 set of orthographic views. Please correlate the orthographic views with their isometric view and write the answer in the box given below with a-f.

Answer:

D, A, B

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