A machine gun with a mass of 5kg fires a 50g bullet at a speed of 100m/s. The recoil speed of the machine gun is .
A temperature of 20 degree Celsius is the same as .
The latent heat of fusion of ice is 80cal/g. How much heat is required to change 10g of ice at 0 degree Celsius into water at the same temperature.?
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Asked by Muibat sadiq on 12th March, 2019
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