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Engineering Mechanics

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

90°
60°
45°
30°

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Engineering Mechanics
A rubber ball is dropped from a height of 2 m. If there is no loss of velocity after rebounding, the ball will rise to a height of

3 m
4 m
1 m
2 m

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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
g
√2.g
2g

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Engineering Mechanics
If a number of forces are acting at a point, their resultant will be inclined at an angle 'θ' with the horizontal, such that

tanθ = ΣV × ΣH
tanθ = ΣH/ΣV
tanθ = √(ΣV + ΣH)
tanθ = ΣV/ΣH

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Engineering Mechanics
The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by

ω²/r
ω.r
ω/r
ω².r

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Engineering Mechanics
The force applied on a body of mass 100 kg to produce an acceleration of 5 m/s2, is

20 N
500 N
100 N
None of these

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MORE MCQ ON Engineering Mechanics

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