Wave Motion 5 Question 21
21. A plane progressive wave of frequency , amplitude and initial phase zero propagates along the negative -direction with a velocity of . At any instant, the phase difference between the oscillations at two points apart along the line of propagation is …… and the corresponding amplitude difference is …… m. (1997, 1M)
True / False
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Solution:
(a) Phase difference
(b) In plane progressive wave amplitude does not change.