A closed organ pipe of length 28 cm closed at one end is found to be in resonance when a tuning fork of frequency 850 Hz is sounded near the open end. If velocity of sound in air is 340 m / s , then t

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A closed organ pipe of length 28 cm closed at one end is found to be in resonance when a tuning fork of frequency 850 Hz is sounded near the open end. If velocity of sound in air is 340 m / s , then the

TestHub · Accepted Answer

4 3 λ ​ = 30 cm 28 + e = 30 λ = 850 340 ​ 850 + y = 0.4 λ = 40 cm

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