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Engineering Mechanics

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
P + Q
P - Q
Q / P

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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 C.G. and parallel to the base, is

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

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Engineering Mechanics
The slope on the road surface generally provided on the curves is known as

Angle of repose
Angle of friction
None of these
Angle of banking

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Engineering Mechanics
A machine having an efficiency less than 50%, is known as

Ideal machine
Reversible machine
Non-reversible machine
Neither reversible nor non-reversible machine

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Engineering Mechanics
The three forces of 100 N, 200 N and 300 N have their lines of action parallel to each other but act in the opposite directions. These forces are known as

Coplanar concurrent forces
Unlike parallel forces
Coplanar non-concurrent forces
Like parallel forces

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Engineering Mechanics
The force required to move the body up the plane will be minimum if it makes an angle with the inclined plane __________ the angle of friction.

Greater than
Equal to
Less than
None of these

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MORE MCQ ON Engineering Mechanics

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