A light wooden rod fixed at one end is kept horizontal. A load of mass m=0.4kg tied to free end of the rod causes that end to be depressed by delta equal to 2.8cm. If this load is set into up and down vibration will it oscillate. Find its frequency of oscillation take g=10
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As plank is masssless net force and torque should be zero.
*From there we can find value of K(spring constant) *
From the below solution we get frequency as 2.968 Hz.
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