100 kg gun fires a ball of 1 kg horizontally from a cliff of height 5m it falls on the ground at a distance of 400 m from the bottom of the clip
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A steel ball of mass 0.1 kg falls freely from a height of 10m and bounces back to a height of 5.4m from ground. If the dissipated energy in this process is absorbed by the ball, the rise in temperature is (specific heat of steel = 460 j / kg-c )
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