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Engineering Mechanics

Engineering Mechanics
A smooth cylinder lying on a __________ is in neutral equilibrium.

Horizontal surface
None of these
Convex surface
Curved surface

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Engineering Mechanics
During elastic impact, the relative velocity of the two bodies after impact is __________ the relative velocity of the two bodies before impact.

Less than
Equal to
Equal and opposite to
Greater than

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Engineering Mechanics
For a self locking machine, the efficiency must be

1
Equal to 50%
Less than 50%
Greater than 50%

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Engineering Mechanics
The moment of inertia of a solid cone of mass ‘m’ and base radius ‘r’ about its vertical axis is

3mr²/5
4mr²/5
3mr²/10
2mr²/5

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Engineering Mechanics
The process of finding out the resultant force is called __________ of forces.

Decomposition
None of these
Resolution
Composition

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Engineering Mechanics
Coefficient of friction depends upon

Both (A) and (B)
Nature of surface only
Area of contact only
None of these

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MORE MCQ ON Engineering Mechanics

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