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Engineering Mechanics

Engineering Mechanics
A particle inside a hollow sphere of radius r, having coefficient of friction µ can rest up to height of

0.134 r
r/A
r/2
r/3

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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
Towards front
Outward
Inward

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Engineering Mechanics
The velocity ratio of a simple wheel and axle with D and d as the diameters of effort wheel and load axle, is

D / d
D + d
D - d
D × d

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Engineering Mechanics
The time of flight (t) of a projectile on a horizontal plane is given by

t = 2u. sinα/g
t = 2u. cosα/g
t = 2u/g.sinα
t = 2u. tanα/g

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Engineering Mechanics
A smooth cylinder lying on a __________ is in neutral equilibrium.

Curved surface
None of these
Convex surface
Horizontal surface

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

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

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MORE MCQ ON Engineering Mechanics

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