In the given figure, a body of mass $M$ is held between two massless springs, on a smooth inclined plane. The free ends of the springs are attached to firm supports. If each spring has spring constant $k,$ the frequency of oscillation of given body is :
In the given figure, a body of mass $M$ is held between two massless springs, on a smooth inclined plane. The free ends of the springs are attached to firm supports. If each spring has spring constant $k,$ the frequency of oscillation of given body is :
- [JEE MAIN 2021]
- A
$\frac{1}{2 \pi} \sqrt{\frac{ k }{2 M }}$
- B
$\frac{1}{2 \pi} \sqrt{\frac{2 k }{ Mg \sin \alpha}}$
- C
$\frac{1}{2 \pi} \sqrt{\frac{2 k }{ M }}$
- D
$\frac{1}{2 \pi} \sqrt{\frac{ k }{ Mg \sin \alpha}}$
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- [AIIMS 1998]