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Question: Answered & Verified by Expert
The fundamental frequency of a string stretched with a weight of 4 kg is 256 Hz. The weight required to produce its octave is
PhysicsWaves and SoundNEET
Options:
  • A  16 kg-wt
  • B  12 kg-wt
  • C  24 kg-wt
  • D  8 kg-wt
Solution:
2527 Upvotes Verified Answer
The correct answer is:  16 kg-wt
As nT

To produce octave of the note (of double the frequency), T has to be made 4 times, ie, weight required =4×kg=16kg

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