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Question: Answered & Verified by Expert
An air column, closed at one end and open at the other, resonates with a tuning fork when the smallest length of the column is 50cm . The next larger length of the column resonating with the same tuning fork is:
PhysicsWaves and SoundNEETNEET 2016 (Phase 1)
Options:
  • A 66.7cm
  • B 100cm
  • C 150cm
  • D 200cm
Solution:
1617 Upvotes Verified Answer
The correct answer is: 150cm
First minimum resonating length for closed organ pipe =λ4=50 cm

Next larger length of air column =3λ4=150 cm

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