A closed organ pipe and an open pipe of the same length produce four – McqOptions

MCQOPTIONS

1.	A closed organ pipe and an open pipe of the same length produce four beats per second when sounded together. If the length of the closed pipe is increased, then the number of beats will __________
A.	Increase
B.	Decrease
C.	Remain the same
D.	First decrease then remain the same
Answer» B. Decrease

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