MHT CET 2024 Physics question
The frequency of two tuning forks A and B are respectively 1.4% more and 2.6% less than that of the tuning fork C. when A and B are sounded together, 10 beats are produces in 1 second. The frequency of tuning fork C is
Answer: (A)
Solution
Let the frequency of fork C be . Then and . The beat frequency is the difference: . Given 10 beats per second, , so $n =
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