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Two waves are represented by: y(1)=4sin4...

Two waves are represented by: `y_(1)=4sin404 pit` and `y_(2)=3sin400 pit`. Then :

A

beat frequency is 4 Hz and the ratio of maximum to minimum intensity is 49 : 1

B

beat frequency is 2 Hz and the ratio of maximum to minimum intensity is 49 : 1

C

beat frequency is 2 Hz and the ratio of maximum to minimum intensity is 1 : 49

D

beat frequency is 4 Hz and the ratio of maximum to minimum intensity is 1 : 49

Text Solution

Verified by Experts

The correct Answer is:
B
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