JEE Physics · Easy

Sound Waves: Wave Equation MCQ

Solve this quality-checked JEE multiple-choice question, then review the correct answer and explanation.

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Wave EquationEasyQuestion 31202

Question

Fundamental wave relation is:
  1. A
    v = λ/f
  2. B
    v = f/λ
  3. C
    v = fλ
    Correct
  4. D
    v = fλ²

Correct answer

v = fλ

Explanation

Wave speed = frequency × wavelength. v = fλ applies to all periodic waves.