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Physics, 19.12.2020 14:00 Fm610899

A ball of copper weighing 400 gram is transferred from a furnace to 1 kg of water at 20 degree celsius . the temperature of water rise to 50 degree celsius . find the original temperature of ball ?

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A ball of copper weighing 400 gram is transferred from a furnace to 1 kg of water at 20 degree celsi...

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