A set of 65 tuning forks is so arranged that each gives 3 beats per second with the…
Physics · JEE Main · NTA Exams — Oscillations and Waves
A set of 65 tuning forks is so arranged that each gives 3 beats per second with the previous one and the last sounds the octave of the first. The frequencies of the first and last fork are
- 68 and 76 Hz
- 195 and 390 Hz
- 192 and 384 Hz
- none of these
Answer
(C) 192 and 384 Hz
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