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Engineering Mechanics

Engineering Mechanics
Mass moment of inertia of a thin rod about its one end is ___________ the mass moment of inertia of the same rod about its mid-point

Same as
Thrice
Twice
Four times

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Engineering Mechanics
In order to double the period of simple pendulum, the length of the string should be

None of these
Doubled
Halved
Quadrupled

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Engineering Mechanics
If n = number of members and y = number of joints, then for a perfect frame, n = ?

43892
43865
43864
43832

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Engineering Mechanics
The rate of doing work is known as

None of these
Kinetic energy
Power
Potential energy

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Engineering Mechanics
Efficiency of a screw jack is given by (where α = Helix angle, and φ = Angle of friction.)

tanα/tan (α + φ)
None of these
tan(α - φ)/tanα
tan(α + φ)/tanα

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Engineering Mechanics
The periodic time of a particle with simple harmonic motion is _________ proportional to the angular velocity.

None of these
Square root
Inversely
Directly

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MORE MCQ ON Engineering Mechanics

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