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Engineering Mechanics

Engineering Mechanics
The unit of work in S.I. units is

Newton
joule
kg-m
erg

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Engineering Mechanics
The units of moment of inertia of mass are

kg-m²
kg/m²
m²/kg
kg/m

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Engineering Mechanics
Center of gravity of a thin hollow cone lies on the axis at a height of

One-fourth of the total height above base
Three-eighth of the total height above the base
One-half of the total height above base
One-third of the total height above base

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Engineering Mechanics
A particle moves along a straight line such that distance (x) traversed in 't' seconds is given by x = t² (t - 4), the acceleration of the particle will be given by the equation

6t² - 8t
6f - 4
6f - 8
3t² + 2t

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Engineering Mechanics
The moment of inertia of a solid cylinder of mass 'm', radius 'r' and length 'l' about the longitudinal axis or polar axis is

mr²/4
mr²/6
mr²/8
mr²/2

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Engineering Mechanics
In actual machines, mechanical advantage is _________ velocity ratio.

Less than
None of these
Greater than
Equal to

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MORE MCQ ON Engineering Mechanics

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