Science, asked by kumariprathibha08, 4 months ago

Yn = 4 Sin (400 rt) and y2 = 3 Sin (404 mt) are the
equation of displacements of two progressive waves
interfering at x = 0. The frequency of variation of
amplitude at x = 0 for the interfered wave will be
(1) 1
(2) 2
(3) 3
(4) 4

Answers

Answered by shubham9car

Answer:

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Answered by prithwirajnandan

Answer:

Explanation:

Answer is option 1 here first I have calculated beat frequency. Then I have divided the beat frequency by 2. Cause formula to calculate frequency of variation of amplitude is beat frequency/2 as you can see it in the solution which l have provided. Thank you happy learning

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Yn = 4 Sin (400 rt) and y2 = 3 Sin (404 mt) are theequation of displacements of two progressive wavesinterfering at x = 0. The frequency of variation ofamplitude at x = 0 for the interfered wave will be(1) 1(2) 2(3) 3(4) 4​

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Yn = 4 Sin (400 rt) and y2 = 3 Sin (404 mt) are the
equation of displacements of two progressive waves
interfering at x = 0. The frequency of variation of
amplitude at x = 0 for the interfered wave will be
(1) 1
(2) 2
(3) 3
(4) 4