A pulse of amplitude travels along a string and reaches an end that is free to move

PHYSICS · Subjective · A Level · Physics · Waves · Waves

Problem

A pulse of amplitude 5 cm5\,\text{cm} travels along a string and reaches an end that is free to move. (i) What is the amplitude of the reflected pulse? (ii) What is the maximum instantaneous displacement of the end just after reflection?

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