A train is moving with a constant speed along a circular track. The engine of the train…
Physics · JEE Main · NTA Exams — Oscillations and Waves
A train is moving with a constant speed along a circular track. The engine of the train emits a sound of frequency f. The frequency heard by the guard at rear end of the train is
- less than f
- equal to f
- is greater than f
- may be greater than, less or equal to f depending on the factors like speed of train, length of train and radius of circular track
Answer
(B) equal to f
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