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Engineering Mechanics

Engineering Mechanics
The rate of doing work is known as

Kinetic energy
Power
Potential energy
None of these

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Engineering Mechanics
The centre of gravity of a right circular solid cone is at a distance of _________ from its base, measured along the vertical axis.(where h = Height of a right circular solid cone.)

h/2
h/3
h/4
h/6

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Engineering Mechanics
The units of moment of inertia of mass are

kg/m
kg-m²
m²/kg
kg/m²

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Engineering Mechanics
For a self locking machine, the efficiency must be

Equal to 50%
Less than 50%
1
Greater than 50%

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Engineering Mechanics
From a circular plate of diameter 6 cm is cut out a circle whose diameter is a radius of the plate. Find the e.g. of the remainder from the centre of circular plate

0.5 cm
1.5 cm
2.5 cm
1.0 cm

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Engineering Mechanics
The point, through which the whole weight of the body acts, irrespective of its position, is known as

Center of percussion
Moment of inertia
Center of gravity
Center of mass

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MORE MCQ ON Engineering Mechanics

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