A sound produces 13 crest and 15 trough in 3 seconds.When the second crest is produced the first is 2 cm away from the source
Calculate
wavelength
frequency
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Wavelength=4(2*2)
Frequency=1/3=0.333
Frequency=1/3=0.333
chrisdominic2002:
why did you do 2**2 and how did you get1/3
The source of sound produced half of the crest. Which is equal to 2cm
So one whole crest =2*2=4
So f=1/T
=1/3=0.333s
So one whole crest =2*2=4
So f=1/T
=1/3=0.333s
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