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An iron block of mass 2kg, falls from a ...

An iron block of mass `2kg`, falls from a height `10m`. After colliding with the ground it loses `25%` energy to surroundings. Then find the temperature rise of block. (Take specific heat of iron `470 J//kg^(@)C)`

Text Solution

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`mSDeltatheta=(1)/(4)mghimpliesDeltatheta=(10xx10)/(4xx470)`
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