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CBSE Class 9 Answered

the spped of sound in a certain medium is960m/s. if 3600waves pass over a certain point in 1minute the wavelength is....
Asked by ujjwalviky2003 | 02 Nov, 2017, 07:05: PM
answered-by-expert Expert Answer
If 3600 waves had passed over a point in one minute, then in one sec 60 waves had passed that point
 
length of these 60 waves is 960 m
( velocity = frequency × wavelenght, here number of waves per second is frequency)
 
hence one wavelength is 16 m 

Answered by | 13 Dec, 2017, 07:33: PM

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