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A small source of sound moves on a circle as shown in figure and an observer is sitting at O. Let `v_1,v_2,v_3` be the frequencies heard when the source is at A,B and C respectively.
image.
A. `f _(1) gt f_(2) gt f_(3)`
B. `f _(1) = f_(2) ft f_(3)`
C. `f _(2) gt f_(3) fr f_(1)`
D. ` f_(1) gt f_(3) gt f_(3)`

1 Answer

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by (93.5k points)
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Best answer
Correct Answer - C
image
ar B : source moving towards observer ltbr at `C :S botO`
at A : source is moving away from observer

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