a nail becomes warm when it is hammered into a plank.Give reason
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The head of nail becomes warm when it is hammered into a plank of wood. When the moving hammer strikes the head of the nail, the kinetic energy of the moving hammer is converted into heat energy. As a resukt of the heat energy, the temperature of head of the nail increases.
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Answer:
friction
Explanation:
it is due to there friction
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