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Engineering Mechanics

Engineering Mechanics
Moment of inertia of a circular section about an axis perpendicular to the section is

πd4/32
πd3/16
πd3/32
πd4/64

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Engineering Mechanics
The ideal angle of banking provided on the curves on roads depends upon

Coefficient of friction between the road and vehicle contact point
(Velocity)2 of the vehicle
Weight of the vehicle
Nature of the road surface

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Engineering Mechanics
The unit of angular velocity is

Revolutions/min
Both (B) and (C)
m/min
rad/s

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Engineering Mechanics
In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is

200
100
400
50

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Engineering Mechanics
The ratio of limiting friction and normal reaction is known as

Angle of repose
Coefficient of friction
Sliding friction
Angle of friction

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Engineering Mechanics
The unit of moment of inertia of an area is

kg/m2
m4
kg-m-s2
kg-m2

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MORE MCQ ON Engineering Mechanics

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