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Question: Answered & Verified by Expert
A cylindrical tube, open at both the ends has fundamental frequency n . If one of the ends is closed, the fundamental frequency will become
PhysicsOscillationsNEET
Options:
  • A n2
  • B 2n
  • C n
  • D 3n
Solution:
2232 Upvotes Verified Answer
The correct answer is: n2
For a cylindrical tube

If both the ends is closed then

Fundamental frequency, n=v2l .....(i)

If one of the ends is closed then fundamental frequency, n1=v4l ....(ii)

from equation (i) and (ii)

n1=n2

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