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Engineering Mechanics

Engineering Mechanics
The moment of inertia of a solid cone of mass ‘m’ and base radius ‘r’ about its vertical axis is

2mr²/5
3mr²/5
3mr²/10
4mr²/5

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Engineering Mechanics
The unit of angular acceleration is

N-m
rad/s2
m/s2
m/s

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Engineering Mechanics
The overturning of a vehicle on a level circular path can be avoided if the velocity of vehicle is __________ √(gra/h)

None of these
Equal to
Greater than
Less than

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Engineering Mechanics
Moment of inertia of a circular section about its diameter (d) is

πd4/64
πd3/32
πd3/16
πd4/32

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Engineering Mechanics
Static friction is always __________ dynamic friction.

None of these
Equal to
Greater than
Less than

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Engineering Mechanics
The centre of gravity of an isosceles triangle with base (p) and sides (q) from its base is

[√(4p² - q²)]/6
(4p² - q²)/6
(p² - q²)/4
(p² + q²)/4

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MORE MCQ ON Engineering Mechanics

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