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The variation of kinetic energy (KE) of a particle executing simple harmonic motion with the displacement (x) starting from mean position to extreme position (A) is given by :

1. KE 0 A (x)
2. KE 0 A (x)
3. KE 0 A (x)
4. KE 0 A (x)

Correct answer: KE 0 A (x)

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