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Engineering Mechanics

Engineering Mechanics
The force, by which the body is attracted, towards the center of the earth, is called

Impulsive force
Momentum
Mass
Weight

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Engineering Mechanics
If the body falls freely under gravity, then the gravitational acceleration is taken as

+9.8 m/s2
-9.8 m/s2
-8.9 m/s2
+8.9 m/s2

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Engineering Mechanics
If two bodies having masses m1 and m2 (m1>m2) have equal kinetic energies, the momentum of body having mass m1 is _________ the momentum of body having mass m2.

Less than
Equal to
Greater than
None of these

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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.

None of these
Less than
Equal to
More than

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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

db³/36
db³/12
bd³/36
bd³/12

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Engineering Mechanics
The range of a projectile is maximum, when the angle of projection is

90°
30°
60°
45°

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MORE MCQ ON Engineering Mechanics

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