A loaded vertical spring executes $S.H.M.$ with a time period of $4\; sec$. The difference between the kinetic energy and potential energy of this system varies with a period of ........$sec$
AIPMT 1994, Medium
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Time period $= 4\; sec$. In one simple harmonic oscillation, the same kinetic and potential energies are repeated two times. So the difference will be $2\; seconds.$
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