A body moves a distance of 10 m along a straight line under the action of a forc
NextAn elevator has a fully loaded mass of 1200 kg. It moves upward at a constant sp
The potential energy of a 2 kg particle, free to move along x-axis is given by V(x) = (x³/3 − x²/2)
MediumAn object of mass 5 kg falls from rest through a vertical distance of 20 m and reaches a velocity of
MediumFind out potential energy of the system
EasyRead both the statements carefully and choose the correct alternative. Assertion (A): The instantane
EasyA quarter horse power motor runs at a speed of 600 r.p.m. Assuming 50% efficiency, the work done by
EasyA body is suspended from a smooth horizontal nail by a string of length 0.25 metre. What minimum hor
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