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प्रश्न
A ball is placed on a compressed spring. When the spring is released, the ball is observed to fly away.
(i) What form of energy does the compressed spring possess?
(ii) Why does the ball fly away?
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उत्तर
(i) Compressed spring possesses potential energy.
(ii) Potential energy of the spring is imparted to the ball in the form of kinetic energy.
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