Find if the sound wave with time period of 0.15 sec will be audible or not?
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Answer:
No it will be not audible
As 1 oscillation takes 0.15 sec
So in 1 second the no. of oscillation would be less than 20
So frequency is less than 20 Htz...... and it would be not audible............
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i am abhay bajpai of your class
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