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Engineering Mechanics

Engineering Mechanics
In order to double the period of simple pendulum, the length of the string should be

Quadrupled
Doubled
None of these
Halved

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Engineering Mechanics
Static friction is always __________ dynamic friction.

None of these
Less than
Equal to
Greater than

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Engineering Mechanics
The velocity ratio of a first system of pulleys with 4 pulleys is

8
4
16
20

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Engineering Mechanics
When a body of mass moment of inertia 'I' (about a given axis) is rotated about that axis with an angular velocity to, then the kinetic energy of rotation is

0.5 Iω
0.5 Iω2
Iω2
Iω

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Engineering Mechanics
Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.

Nine times
Two times
Four times
Six times

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Engineering Mechanics
In a screw jack, the effort required to lower the load is __________ the effort required to raise the same load.

More than
Less than
Equal to
None of these

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MORE MCQ ON Engineering Mechanics

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