MHT CET Physics question
A vehicle, with a horn of frequency n is moving with a velocity of 30 m/s in a direction perpendicular to the straight line joining the observer and the vehicle. The observer perceives the sound to have a frequency . Then is equal to: [CBSE 1998]
Answer: (B)
Solution
The component of the source velocity along the line joining source and observer is zero, so there is no
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