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6 Jan 2011 16:27:23 IST

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The instantaneous K.E of mass executing shm is k. The K.E of mass displaced half of amplitude from

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The instantaneous K.E of mass executing shmis k. The K.E of mass displaced half of amplitude from the mean position will be;K, 2K, 4K, 9K, 3K/4 . plzz explain....

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rakesh vishnoi

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Joined: 12 Dec 2010

Posts: 34

13 Jan 2011 21:32:13 IST

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it's simple. k.e. will be 3k/4 because the force increases in opposite direction so velocity decreases and k.e. will be less than k

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