A train whistling at constant frequency is moving towards a station at a constant speed v. the train goes past a stationary observer on the station. The frequency n of the sound as heard by the observer is plotted at a function of time t. identify the expected curve.
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
The frequency of whistling train decreases as it goes past the stationary observer.
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