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Two tuning fork when sounded together gives 4 beats per second. Frequency of fork A is 248 Hz. Now tuning fork B is waxed, due to which beat frequency is increased to 7 beats per second. Find the original frequency of B. |
| Answer» Two tuning fork when sounded together gives 4 beats per second. Frequency of fork A is 248 Hz. Now tuning fork B is waxed, due to which beat frequency is increased to 7 beats per second. Find the original frequency of B. | |