A_TUNING_FORK_A_PRODUCES_4BEATS/S_WITH_ANOTHER_TUNING_FORK_B_OF_FREQUENCY_320HZ._ON_FILING_ONE_OF_THE_PRONGS_OF_A,_4BEATS/S_IS_AGAIN_HEARD_WHEN_SOUNDED_WITH_THE_SAME_FORK_B._THEN,_THE_FREQUENCY_OF_THE_FORK_A_BEFORE_FILING_IS?$

A_TUNING_FORK_A_PRODUCES_4BEATS/S_WITH_ANOTHER_TUNING_FORK_B_OF_FREQUE

1.	A_TUNING_FORK_A_PRODUCES_4BEATS/S_WITH_ANOTHER_TUNING_FORK_B_OF_FREQUENCY_320HZ._ON_FILING_ONE_OF_THE_PRONGS_OF_A,_4BEATS/S_IS_AGAIN_HEARD_WHEN_SOUNDED_WITH_THE_SAME_FORK_B._THEN,_THE_FREQUENCY_OF_THE_FORK_A_BEFORE_FILING_IS?$
A.	328Hz
B.	316Hz
C.	324Hz
D.	320Hz
Answer» C. 324Hz

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A_TUNING_FORK_A_PRODUCES_4BEATS/S_WITH_ANOTHER_TUNING_FORK_B_OF_FREQUENCY_320HZ._ON_FILING_ONE_OF_THE_PRONGS_OF_A,_4BEATS/S_IS_AGAIN_HEARD_WHEN_SOUNDED_WITH_THE_SAME_FORK_B._THEN,_THE_FREQUENCY_OF_THE_FORK_A_BEFORE_FILING_IS?$

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