Question

Two sources of sound placed close to each other

Answer 1

Explanation:

Two sources of sound placed close to each other are emitting progressive waves given by y1 = 4sin 600πt and y2 = 5 sin 608πt An observer located near these two sources of sound will hear (a) 4 beats per second with intensity ratio 25 : 16 between waxing and waning. (b) 8 beats per second with intensity ratio 25 : 16 between waxing and waning. (c) 8 beats per second with intensity ratio 81: 1 between waxing and waning. (d) 4 beats per second with intensity ratio 81 : 1 between waxing and wanning

Answer 2

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