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Engineering Mechanics

Engineering Mechanics
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

Same as
Four times
Thrice
Twice

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Engineering Mechanics
A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of

0.134 r
r/A
r/2
r/3

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Engineering Mechanics
Efficiency of a screw jack is given by (where α = Helix angle, and φ = Angle of friction.)

tan(α - φ)/tanα
None of these
tanα/tan (α + φ)
tan(α + φ)/tanα

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Engineering Mechanics
The friction experienced by a body, when at rest, is known as

Limiting friction
Coefficient of friction
Static friction
Dynamic friction

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

60°
30°
90°
45°

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Engineering Mechanics
The rate of change of displacement of a body is called

Velocity
None of these
Momentum
Acceleration

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MORE MCQ ON Engineering Mechanics

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