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In a longitudinal wave there is a state of maximum compression at a point at an instant. The frequency of wave is 50Hz. After what time will the same point

be in the state of maximum rarefraction.


The Brainliest Answer!
the time period is 0.2s
but we are talking about the next rarefaction not compression so, T/2 = 0.1 s
2 5 2
please mark as brainliest
ashu don't u think the answer is 0.01 s 
see ur calculation 
srry. sometime its happen otherwise my explaination is correct.
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