A source of sound is travelling towards a stationary observer. The frequency of sound…
Physics · JEE Main · NTA Exams — Oscillations and Waves
A source of sound is travelling towards a stationary observer. The frequency of sound heard by the observer is three times the original frequency. The velocity of sound is v m/s. The speed of source will be
- \(\frac{2}{3} \mathrm{v}\)
- v
- \(\frac{3}{2} \mathrm{v}\)
- 3v
Answer
(A) 2 3 v
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