Question
Question: A tuning fork A of frequency 512 Hz produces 5 beats per second when sounded with another tuning for...
A tuning fork A of frequency 512 Hz produces 5 beats per second when sounded with another tuning fork B of unknown frequency. If B is loaded with wax the number of beats is again 5 per second. The frequency of the tuning fork B before it was loaded is
A
502 Hz
B
507 Hz
C
517 Hz
D
522 Hz
Answer
517 Hz