Question

A general graph Showing Variation in potential energy (PE) of a particle with time while executing S. H. M. is​

Answer 1

$PE \: of \: SHM \: = \frac{1}{2} m\omega^{2} x^{2} \\ = \frac{1}{2} m \omega^{2} A^{2} sin^{2}( \omega\:t + \phi)$

So, option 2 is correct.

Hope, this helps...