question_answer

A closed organ pipe has a fundamental frequency of 1.5 kHz. The number of overtones that can be distinctly heard by a person with this organ pipe will be (Assume that the highest frequency a person can hear is 20,000 Hz) [JEE Main 10-Jan-2019 Evening]

A) 4

B) 7     

C) 6

D) 5

Correct Answer: C

Solution :

[c]

for audible frequency = 20,000

Number of overtone