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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A small source of sound moves on a circle as shown in the figure and an observer is sitting at O. Let f1, f2 and f3 be the frequencies heard when the source is at A, B and C respectively.

A small source of sound moves on a circle as shown in the figure and an observer is sitting at O. Let f1, f2 and f3 be the frequencies heard when the source is at A, B and C respectively.

A small source of sound moves on a circle as shown in the figure and an observer is sitting at O. Let f1 B and C respectively f2 and f3 be the frequencies heard when the source is at A