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JEE Main Physics Class 11 Waves Part 2 Questions

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Question : 13

Total: 48

The engine of a train moving with speed 10ms−1 towards a platform sounds a whistle at frequency 400‌Hz. The frequency heard by a passenger inside the train is : (neglect air speed. Speed of sound in air =330ms−1 )

[8-Apr-2023 shift 1]

400‌Hz
388‌Hz
200‌Hz
412‌Hz

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