Question

A rod is hinged vertically at one end and is forced
to oscillate in a vertical plane with hinged end at
the top, the motion of the rod:
(a) is simple harmonic
(b) is oscillatory but not simple harmonic
(c) is pericolic but not oscillatory
(d) may be simple harmonic

Answer 1

The motion of the rod will be (a) simple harmonic

and will resemble the motion of a simple pendulum

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