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MediumNEET TEST
+4 / -1
A tuning fork A of frequency 300 Hz produces 5 beats per second with tuning fork B. When fork B is loaded with a small piece of wax, the beat frequency decreases to 2 beats per second. The original frequency of fork B was:
A
295 Hz
B
310 Hz
C
305 Hz
D
300 Hz

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