A train is moving on a straight track with speed 20 m ,s^ -1 . It is blowing its whistle at the frequency of...

Question

A train is moving on a straight track with speed 20 m ,s^ -1 . It is blowing its whistle at the frequency of 1000 Hz. The percentage change in the frequency heard by a person standing near the track as the train passes him is (speed of sound = 320 m ,s^ -1 ) close to

Accepted Answer

(B)

MHT CET Physics question

Solution

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