a sound wave of frequency 25 hz will complete 4 oscillations in
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No. of oscillations it had to cover = 4
Frequency = (25×4) Hz = 100 Hz
Time period = 1/Frequency = 1/100 = 0.01 S
Frequency = (25×4) Hz = 100 Hz
Time period = 1/Frequency = 1/100 = 0.01 S
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