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Engineering Mechanics

Engineering Mechanics
The unit of force in S.I. system of units is

Kilogram
Watt
Dyne
Newton

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

kg-m
Newton
erg
joule

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Engineering Mechanics
Moment of inertia of a circular section about an axis perpendicular to the section is

πd3/16
πd4/64
πd4/32
πd3/32

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

Heat energy
Strain energy
Electrical energy
Kinetic energy

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Engineering Mechanics
In a single threaded worm and worm wheel, the number of teeth on the worm is 50. The diameter of the effort wheel is 100 mm and that of load drum is 50 mm. The velocity ratio is

200
50
400
100

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Engineering Mechanics
The algebraic sum of moments of the forces forming couple about any point in their plane is

Equal to the moment of the couple
Constant
Both of above are wrong
Both of above are correct

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MORE MCQ ON Engineering Mechanics

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