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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Chapter 4 - Work, Energy and Power > A block of mass 0.50kg is moving with a speed of 2.00cm^−1 can a smooth surface . It strikes another mass of 1.00kg and then they move together as a single body . The energy loss during the collision is

A block of mass 0.50kg is moving with a speed of 2.00cm^−1 can a smooth surface . It strikes another mass of 1.00kg and then they move together as a single body . The energy loss during the collision is

A force acts on a 2 kg object so that its position is given as a function of time as x=3t^2+5. What is the work done by this force in first 5 seconds ?