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Engineering Mechanics

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

g/2
g
2g
√2.g

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Engineering Mechanics
The velocity ratio of a single purchase crab winch can be increased by

Increasing the radius of the load drum
Increasing the length of the handle
Increasing the number of teeth of the pinion
All of these

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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 maximum frictional force, which comes into play, when a body just begins to slide over the surface of the other body, is known as

Coefficient of friction
Dynamic friction
Static friction
Limiting friction

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Engineering Mechanics
The forces which meet at one point, but their lines of action __________ on the same plane, are Known as non-coplanar concurrent forces.

Do not lie
Lie
Either A or B
None of these

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Engineering Mechanics
The overturning of a vehicle on a level circular path can be avoided if the velocity of vehicle is __________ √(gra/h)

Greater than
Equal to
Less than
None of these

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MORE MCQ ON Engineering Mechanics

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