Engineering Mechanics
During elastic impact, the relative velocity of the two bodies after impact is __________ the relative velocity of the two bodies before impact.

Equal and opposite to
Greater than
Less than
Equal to

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Engineering Mechanics
The resolved part of the resultant of two forces inclined at an angle 'θ' in a given direction is equal to

The difference of the forces multiplied by the cosine of θ
The algebraic sum of the resolved parts of the forces in the given direction
The sum of the forces multiplied by the sine of θ
The sum of the resolved parts of the forces in the given direction

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