If two tuning forks A and B are sounded together, they produce 4 beats/s. A is then slightly loaded with wax, they produce 2 beats/s when sounded again The frequency of A is 256 Hz. The frequency of B will be
Text Solution
Verified by ExpertsThe correct answer is:
B
Known frequency, 
Unknown frequency, 
?
Beats 
bps, which is decreasing after loading (i.e. 
decreases)
We also know that the tuning fork 
is loaded so 
decreases
Hence 
(decreases) ......(i) Correct
(increases)......(ii) Wrong
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