Two waves are represented by y1 = 4 sin 404πt and y2 = 3 sin 400лt. Then - VgyanHub

Question:

Two waves are represented by y1 = 4sin404πt and y2 = 3sin400лt. Then

Options :

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

Answer :

b)Beat frequency is 2 Hz and the ratio of maximum to minimum intensity is 49: 1

Answer Steps :

Step:-1

Step:-2

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