Question

Horizontal metallic rod of mass m and length l is supported by 2 vertical, identical, non conducting springs of spring constant k and natural length l

Answer 1

Explanation:

1. Two light identical springs of spring constant k are attached horizontally at the two ends of a uniform horizontal rod AB of length l and mass m.
2. The rod is pivoted at its centre 'O' and can rotate freely in horizontal plane.
3. The other ends of the two springs are fixed to rigid supports .