On a smooth inclined plane, a body of mass $M$ is attached between two springs. The other ends of the springs are fixed to firm supports. If each spring has force constant $K$, the period of oscillation of the body (assuming the springs as massless) is
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(a) Slope is irrelevant hence $T = 2\pi {\left( {\frac{M}{{2K}}} \right)^{1/2}}$
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