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A Car is travelling at (v)/(10) ms^(-1) ...

A Car is travelling at `(v)/(10) ms^(-1)` and sounds horn of frequency 990 Hz. The apparent frequency heard by a police chasing the car at `v/9 ms^(-1)`, where V is velocity of sound

A

990 Hz

B

900 Hz

C

1000 Hz

D

0

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The correct Answer is:
C
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AAKASH SERIES-WAVES-EXERCISE-II (Doppler Effect : )
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  18. The driver of a car treavelling with speed 30 ms ^(-1) toward a hill ...

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