MECHANICAL QUIZ :4

Online Examination for Mechanical Quiz Question And Answer

Online Test

1. The sleeve or muff coupling is designed as a

dun cylinder
thick cylinder
solid shaft
hollow shaft
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2. Which of the following material has maximum ductility?

Mild steel
Copper
Nickel
Aluminium
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3. An eutectoid steel consists of

wholly pearlite
wholly austenite
pearlite and ferrite
pearlite and cementite
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4. When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to

zero
one
p/2
p
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5. In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to

0.2
0.4
0.6
0.8
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6. A zinc diffusion process is called

galvanising
anodising
parkerising
sherardizing
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7. The accuracy of micrometers, calipers, dial indicators can be checked by a

feeler gauge
slip gauge
ring gauge
plug gauge
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8. The condition that causes vapour locking in a brake system is

overheating of the fluid due to frequent brake application
overcooling of the brakes during high speed driving
keeping the vehicle without use for an extended period
an excessively high engine speed on a downhill road
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9. The motion of the cam is transferred to the valves through

pistons
rocker arms
camshaft pulley
valve stems
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10. Which of the following symptom is caused as a result of brake disc run out ?

Ineffectiveness of the brakes
Judder during braking
Localized wearing of the brake pads
Rapid wearing of the brake pads
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Score =
Correct answers: