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

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

90°
30°
45°
60°

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Engineering Mechanics
The maximum velocity of a particle moving with simple harmonic motion is

ω2r
ωr
ω/r
ω

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Engineering Mechanics
The centre of percussion is below the centre of gravity of the body and is at a distance equal to

h/kG
h2/kG
kG2/h
h × kG

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Engineering Mechanics
Two like parallel forces are acting at a distance of 24 mm apart and their resultant is 20 N. It the line of action of the resultant is 6 mm from any given force, the two forces are

15 N and 5 N
None of these
20 N and 5 N
15 N and 15 N

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Engineering Mechanics
The time of flight of a projectile on downward inclined plane depends upon

Angle of inclination of the plane
None of these
Angle of projection
Both (A) and (B)

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MORE MCQ ON Engineering Mechanics

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