Question

The potential energy of a particle of mass $100g$ moving along the $x$ -axis, is given by $U=5x\left(\right.x-4\left.\right)J,$ where $x$ is in metre. Select correct alternative.

• A. The particle execute $SHM$ with mean position at $x=4m$ .
• B. The particle execute $SHM$ with mean position at $x=1m$ .
• C. The particle execute $SHM$ with time period $\pi /5$ second.
• D. The particle execute $SHM$ with time
  period $\pi /10$ second.

Answer 1

Answer: (C)

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