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Engineering Mechanics

Engineering Mechanics
The units of moment of inertia of mass are

kg/m
kg-m²
kg/m²
m²/kg

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

ω²r
ωr
ω
ω/r

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Engineering Mechanics
The linear acceleration (a) of a body rotating along a circular path of radius (r) with an angular acceleration of α rad/s2, is

None of these
a = α.r
a = r / α
a = α/ r

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Engineering Mechanics
A differential pulley block has larger and smaller diameters of 100 mm and 80 mm respectively. Its velocity ratio is

40
10
20
5

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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

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

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Engineering Mechanics
In order to double the period of simple pendulum, the length of the string should be

Quadrupled
Doubled
None of these
Halved

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MORE MCQ ON Engineering Mechanics

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