cse • paper_1 • waves_oscillations
[UPSC CSE 2014] Waves (Q30, 10M)
In a certain engine, a piston undergoes vertical SHM with an amplitude of 10\,\mathrm{cm}. A washer rests on the top of the piston. As the motor is slowly speeded up, at what frequency will the washer no longer stay in contact with the piston?
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