Resonance in Sound Waves
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Q. a tuning fork is used to produce resonance in a glass tube.The length of the air column in this tube can be adjusted by a variable piston.At room temperatureof 27^° C two successive resonances are produced at 20cm and 73cm of column length.If the frequency of the tuning fork is 320hertz, the velocity of sound in air at 27^° c is
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A closed organ pipe of length L and an open organ pipe contain gases of densities p1 and p2 respectively. The compressibility of gases are equal in both the pipes. Both the pipes are vibrating in their first overtone with same frequency. The length of the open organ pipe is