14. A source is producing 1500 sound waves in
and an adjacent rarefaction be 68cm. Find (2)
sound wave.
3s. If the distance covered by a compression
frequency (b) wavelength and (c) velocity of
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Answer:
Wavelength= 68cm
Distance=850m
Time=2.5 sec
1) Velocity=distance/ time taken=850/2.5=340 m/s
2)Frequency=Velocity/ Wavelength= 340/.68= 500Hz
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