MHT CET Physics question
A train blowing the whistle moves with a constant velocity '' away from an observer standing on the platform. The ratio of the natural frequency of the whistle '' to the apparent frequency is 1.2:1. If the train is at rest and the observer moves away from it at the same velocity '', the ratio of '' to the apparent frequency is [MHT-CET 2022]
Answer: (D)
Solution
For the receding train , so ; for the receding observer , so ; 1.52:1 and 2.05:1 are wrong
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