A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a soure of 1237.5 Hz? (sound velocity in air `=330ms^(-1))`

A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a source of 1237.5 Hz ? (sound velocity in air =30ms^(-1))

A pipe 30 cm long is open at both ends.Which harmonic mode of the pipe is resonantly exerted by a 1.1 kHz source?

A pipe 30 cm long is open at both ends. Which harmonic mode of the pipe is resonantly excited by a 1.1 kHz source ? (Take speed of sound in air = 330 ms^(-1) )

A pipe 20 cm long is open at both ends. Which harmonic of mode of the pipe is resonantly excited by a 1.66 kHz Given : velocity of sound = 332 ms^(-1) .

A 30 cm long pipe is open at both ends. Which harmonic mode of the pipe is resonantly excited by a 1. 65 KHz source ? [ Speed of sound in air = 330 m/s]

A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a 430 Hz source ? Will the same source be in resonane with the pipe if both end are open ? (speed of sound in air is 340 m s^(-1)) .