A 40.0 cm long organ pipe is filled with air and is open at both ends.The velocity of sound in air at 0$^{\circ}$C is 331 m/s.What is the frequency of the fundamental mode?
A) 297 Hz
B) 314 Hz
C) 373 Hz
D) 385 Hz
E) 414 Hz

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The Answer of A 40.0 cm long organ pipe is filled with air and is open at both ends.The velocity of sound in air at 0$^{\circ}$C is 331 m/s.What is the frequency of the fundamental mode?
A) 297 Hz
B) 314 Hz
C) 373 Hz
D) 385 Hz
E) 414 Hz

A 400 Cm Long Organ Pipe Is Filled with Air and and Is