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Engineering Mechanics

Engineering Mechanics
Moment of inertia of a circular section about its diameter (d) is

πd4/64
πd3/16
πd3/32
πd4/32

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Engineering Mechanics
The maximum velocity of a particle moving with simple harmonic motion is

ω/r
ω2r
ω
ωr

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Engineering Mechanics
The unit of work in S.I. units is

kg-m
erg
joule
Newton

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Engineering Mechanics
The power developed by a body acted upon by a torque 'T' Newton meter (N - m) and revolving at ω radian/s is given by

T.ω/75 (in kilowatts)
T.ω (in watts)
T.ω/4500 (in kilowatts)
T.ω/60 (in watts)

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Engineering Mechanics
The skidding away of the vehicle on a level circular path can be avoided if the force of friction between the wheels and the ground is __________ the centrifugal force.

Greater than
Equal to
None of these
Less than

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Engineering Mechanics
The ratio of static friction to dynamic friction is always

Greater than one
Equal to one
Less than one
None of these

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MORE MCQ ON Engineering Mechanics

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