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Engineering Mechanics

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

None of these
More than
Equal to
Less than

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Engineering Mechanics
The center of gravity of a quadrant of a circle lies along its central radius (r) at a distance of

0.5 r
0.6 r
0.7 r
0.8 r

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Engineering Mechanics
The unit of work in S.I. units is

joule
erg
kg-m
Newton

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Engineering Mechanics
The matter contained in a body, is called

Mass
Impulsive force
Weight
Momentum

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Engineering Mechanics
Moment of inertia of a rectangular section having width (b) and depth (d) about an axis passing through its C.G. and parallel to the width (b), is

db³/12
db³/36
bd³/36
bd³/12

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Engineering Mechanics
One joule is equal to

10 N-m
0.1 N-m
1 N-m
100 N-m

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MORE MCQ ON Engineering Mechanics

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