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Engineering Mechanics

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

0.6 r
0.5 r
0.8 r
0.7 r

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Engineering Mechanics
If the gravitational acceleration at any place is doubled, then the weight of a body will be

g/2
g
√2.g
2g

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Engineering Mechanics
The velocity ratio for the first system of pulleys is (where n is the number of pulleys.)

n²
2n
n
2n - 1

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Engineering Mechanics
The periodic time of one oscillation for a simple pendulum is (where l = Length of the pendulum.)

(1/2π). √(l/g)
(1/2π). √(g/l)
2π. √(l/g)
None of these

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Engineering Mechanics
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

Four times
Same as
Thrice
Twice

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Engineering Mechanics
The maximum frictional force which comes into play when a body just begins to slide over another surface is called

Rolling friction
Sliding friction
Limiting friction
Kinematic friction

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MORE MCQ ON Engineering Mechanics

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