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Engineering Mechanics

Engineering Mechanics
The centre of gravity a T-section 100 mm × 150 mm × 50 mm from its bottom is

125 mm
87.5 mm
75 mm
50 mm

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Engineering Mechanics
The C.G. of a solid hemisphere lies on the central radius 3r

At distance — from the plane base 3r
At distance — from the plane base 3r
At distance — from the plane base 3r
At distance — from the plane base

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Engineering Mechanics
Centre of gravity of a solid cone lies on the axis at the height

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

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

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

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Engineering Mechanics
When the spring of a watch is wound, it will possess

Electrical energy
Heat energy
Kinetic energy
Strain energy

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Engineering Mechanics
The linear velocity of a body rotating at ω rad/s along a circular path of radius r is given by

ω/r
ω²/r
ω².r
ω.r

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MORE MCQ ON Engineering Mechanics

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