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Engineering Mechanics

Engineering Mechanics
The moment of inertia of a square of side (a) about an axis through its center of gravity is

a4/36
a4/4
a4/12
a4/8

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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

1.0 cm
0.5 cm
1.5 cm
2.5 cm

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

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Engineering Mechanics
The velocity of a body on reaching the ground from a height h, is

2g.√h
2.√(gh)
√(gh)
√(2gh)

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Engineering Mechanics
The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is known as

None of these
Principle of transmissibility of forces
Principle of independence of forces
Principle of resolution of forces

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Engineering Mechanics
The time of flight of a projectile on downward inclined plane depends upon

None of these
Angle of inclination of the plane
Both (A) and (B)
Angle of projection

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MORE MCQ ON Engineering Mechanics

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