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A wave of frequency 500 Hz has a phase v...

A wave of frequency `500 Hz` has a phase velocity of `350 m//s`. (a) How far apart are two points `60^(@)` out of phase? (b) What is the phase difference between two displacement at a certain point at times `10^(-3) s` apart?

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The correct Answer is:
(a) `0.116 m`, (b) `pi`
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