KCET 2020 Physics Solved Paper
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Question : 40 of 60
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A train whistling at constant frequency ‘n’ 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 as a function of time ‘t’. Identify the correct curve
The train goes past a stationary observer on the station. The frequency ‘n’ of the sound as heard by the observer is plotted as a function of time ‘t’. Identify the correct curve
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