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When an oscillating spring reaches resonance state, it
The natural frequency of a spring is f Hz. Resonance happens if the frequency of the external force that applied on it is
Five pendulums are hung at a wire PQ as shown in the figure. The pendulum X is displaced and then released. Which of the other pendulum will oscillate with greatest amplitude?
A thin piece of glass is broken when a soprano is singing with a high pitch. This probably is caused by a physics phenomena called
It is observed that a car will vibrate quite violently at a particular speed. This is probably due to