A source of frequency f gives 5 beats/s when sounded with a frequency 200 Hz. The second…
Physics · JEE Main · NTA Exams — Oscillations and Waves
A source of frequency f gives 5 beats/s when sounded with a frequency 200 Hz. The second harmonic of source gives 10 beats/s when sounded with a source of frequency 420 Hz. The value of f is:
- 200 Hz
- 210 Hz
- 205 Hz
- 195 Hz
Answer
(C) 205 Hz
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