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Recent questions tagged telegram-56756

(chatquestion)...UNIT 4 As a block falls through the air by 40m it does work equal to 5 Calculate the kinetic energy of a ball of mass 50 g travelling at 30 m/s. How much work will need to be done to stop the ball? sed -1800 J. Determine the mass of the block. 6A mass of 2.0 kg is hung off a spring, which extends 2 cm Determine the energy stored in the spring. lluinto the air The sr

asked Feb 13, 2020 by balaji.thirumalai

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