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Engineering Mechanics

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

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

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Engineering Mechanics
If a body is acted upon by a number of coplanar non-concurrent forces, it may

Rotate about itself without moving
Be completely at rest
Move in any one direction rotating about itself
All of these

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Engineering Mechanics
If the number of pulleys in a system is equal to its velocity ratio, then it is a __________ system of pulleys.

None of these
Third
First
Second

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Engineering Mechanics
When a person, on a bicycle, drives round a curve, he has to lean __________ to maintain equilibrium.

Towards back
Outward
Inward
Towards front

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Engineering Mechanics
The wheels of a moving car possess

Potential energy only
Kinetic energy of rotation only
Kinetic energy of translation and rotation both
Kinetic energy of translation only

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Engineering Mechanics
The maximum efficiency of a lifting machine is

V.R./m
m/V.R.
1/(m × V.R.)
1/m

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MORE MCQ ON Engineering Mechanics

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