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Engineering Mechanics

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

45°
60°
90°
30°

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Engineering Mechanics
If the gravitational acceleration at any place is doubled, then the weight of a body will be

g/2
2g
g
√2.g

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Engineering Mechanics
Moment of inertia of a triangular section of base (b) and height (h) about an axis through its base, is

bh3/8
bh3/12
bh3/36
bh3/4

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Engineering Mechanics
In ideal machines, mechanical advantage is __________ velocity ratio.

Less than
Equal to
Greater than
None of these

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Engineering Mechanics
Whenever a force acts on a body and the body undergoes a displacement, then

None of these
Power is being transmitted
Body has kinetic energy of translation
Work is said to be done

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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

3mr²/10
3mr²/5
2mr²/5
4mr²/5

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MORE MCQ ON Engineering Mechanics

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