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Engineering Mechanics

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

None of these
Less than
Equal to
Greater than

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Engineering Mechanics
When the spring of a watch is wound, it will possess

Heat energy
Strain energy
Kinetic energy
Electrical energy

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Engineering Mechanics
The C.G. of a solid hemisphere lies on the central radius 3r

At distance — from the plane base 3r
At distance — from the plane base
At distance — from the plane base 3r
At distance — from the plane base 3r

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Engineering Mechanics
The frequency of oscillation of a compound pendulum is (where kG = Radius of gyration about the centroidal axis, and h = Distance between the point of suspension and C.G. of the body.)

1/2π. √(gh/kG² + h²)
2π. √(kG² + h²/gh)
1/2π. √(kG² + h²/gh)
2π. √(gh/kG² + h²)

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Engineering Mechanics
The resultant of two forces P and Q (such that P > Q) acting along the same straight line, but in opposite direction, is given by

P - Q
Q / P
P + Q
P / Q

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Engineering Mechanics
Moment of inertia is the

All of these
Second moment of force
Second moment of mass
Second moment of area

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MORE MCQ ON Engineering Mechanics

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