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Waves on String: Sonometer MCQ

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SonometerMediumQuestion 31365

Question

Law of mass density for sonometer: frequency is inversely proportional to:
  1. A
    Linear density
  2. B
    √(linear density)
    Correct
  3. C
    Square of linear density
  4. D
    Cube root of linear density

Correct answer

√(linear density)

Explanation

f = (1/2L)√(T/μ) ∝ 1/√μ. Frequency is inversely proportional to square root of linear density.

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