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Engineering Mechanics

Engineering Mechanics
The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is

87.5 mm
50 mm
125 mm
75 mm

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Engineering Mechanics
Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.

Nine times
Two times
Six times
Four times

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Engineering Mechanics
The maximum frictional force which comes into play when a body just begins to slide over another surface is called

Sliding friction
Kinematic friction
Limiting friction
Rolling friction

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Engineering Mechanics
Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the depth (d), is

bd³/12
bd³/36
db³/12
db³/36

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

Momentum
Velocity
None of these
Acceleration

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Engineering Mechanics
The ratio of limiting friction and normal reaction is known as

Angle of repose
Sliding friction
Coefficient of friction
Angle of friction

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MORE MCQ ON Engineering Mechanics

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