"If natural frequency of a system matches with that of external periodic force resonance occurs ,the system's energy increases by the work of external force. A mild wind set Tacoma bridge(in washington in 1940)in resonant vibrations, in few hours vibrations became so large that it broke of.JUST KEEP ON GIVING YOUR BEST SOON DUE TO RESONANCE ENERGY PUT IN WILL INCREASE THE AMPLITUDE UNTIL YOU WIN."
(Er Anurag Mishra)
Author : IIT JEE Physics (BALAJI PUBLISHERS)
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