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Engineering Mechanics

Engineering Mechanics
The range of a projectile is maximum, when the angle of projection is

45°
60°
30°
90°

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Engineering Mechanics
The unit of angular acceleration is

N-m
rad/s2
m/s
m/s2

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Engineering Mechanics
The center of gravity of a semi-circle lies at a distance of __________ from its base measured along the vertical radius.

3r/ 8
4r/ 3π
8r/3
3r/4π

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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 velocity of a body on reaching the ground from a height h, is

√(gh)
2g.√h
√(2gh)
2.√(gh)

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Engineering Mechanics
The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction.

Greater than
Equal to
None of these
Less than

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MORE MCQ ON Engineering Mechanics

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