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Engineering Mechanics

Engineering Mechanics
The moment of inertia of a thin spherical shell of mass m and radius r, about its diameter is

mr²/3
3mr²/5
2mr²/5
2mr²/3

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Engineering Mechanics
The angle between two forces when the resultant is maximum and minimum respectively are

90° and 180°
90° and 0°
0° and 180°
180° and 0°

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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 moment of inertia of a solid sphere of mass ‘m’ and radius ‘r’ is

mr²
mr²/2
2mr²/5
2mr²/3

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Engineering Mechanics
The periodic time (T) is given by (where, ω = Angular velocity of particle in rad/s.)

2π/ω
π/ω
2π × ω
ω/2π

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

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MORE MCQ ON Engineering Mechanics

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