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) - VgyanHub

Question:

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)

Options :

a)First
b)Second
c)Third
d)Fourth

Answer :

b)Second

Answer Steps :

Step:-1

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