A tuning fork of frequency 100 when sounded together with another tuning fork of unknown frequency produces 2 beats per second. On loading the tuning fork whose frequency is not known and sounded together with a tuning fork of frequency 100 produces one beat, then the frequency of the other tuning fork is [NCERT 1977]

A tuning fork of frequency 100 when sounded together with another tuni

1.	A tuning fork of frequency 100 when sounded together with another tuning fork of unknown frequency produces 2 beats per second. On loading the tuning fork whose frequency is not known and sounded together with a tuning fork of frequency 100 produces one beat, then the frequency of the other tuning fork is [NCERT 1977]
A.	102
B.	98
C.	\[I={{I}_{0}}\]
D.	101
Answer» B. 98

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