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Engineering Mechanics

Engineering Mechanics
The velocity of a particle moving with simple harmonic motion is _________ at the mean position.

None of these
Maximum
Minimum
Zero

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Engineering Mechanics
The maximum frictional force which comes into play when a body just begins to slide over another surface is called

Sliding friction
Rolling friction
Kinematic friction
Limiting friction

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

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

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Engineering Mechanics
In a screw jack, the effort required to lift the load is given by (where W = Load lifted, α = Helix angle, and φ = Angle of friction.)

P = W tan (φ - α)
P = W cos (α + φ)
P = W tan (α - φ)
P = W tan (α + φ)

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Engineering Mechanics
Moment of inertia is the

All of these
Second moment of force
Second moment of mass
Second moment of area

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Engineering Mechanics
Moment of inertia of a triangular section of base (b) and height (h) about an axis passing through its vertex and parallel to the base, is __________ than that passing through its C.G. and parallel to the base.

Two times
Four times
Six times
Nine times

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MORE MCQ ON Engineering Mechanics

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