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Shishir was playing with a spring. He was compressing and releasing it. Suddenly he noticed that a ball, when kept on a compressed spring, attains certain height after it is released. In which of the following heights attained by the ball, energy spent by Shishir is maximum? |
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Answer» Shishir was playing with a spring. He was compressing and releasing it. Suddenly he noticed that a ball, when kept on a compressed spring, attains certain height after it is released. In which of the following heights attained by the ball, energy spent by Shishir is maximum? |
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