Engineering Mechanics
Two balls of equal mass and of perfectly elastic material are lying on the floor. One of the balls with velocity ‘v’ is made to strike the second ball. Both the balls after impact will move with a velocity

v/4
v/8
v
v/2

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Engineering Mechanics
The term 'Centroid' is

The point of suspension
None of the listed here
The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis
The same as centre of gravity

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