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A detector is released from rest over a ...

A detector is released from rest over a source of sound of frequency `f_(0) = 10^(3) Hz`. The frequency observed by the detector at time t is plotted in the graph. The speed of sound in air is `(g = 10 m // s^(2)`)

A

330m/s

B

350 m/s

C

300 m/s

D

310 m/s

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The correct Answer is:
C
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