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Reported Question / Answer
Q.) A train with a whistle that emits a note of frequency 800 Hz is approaching an observer at speed of 60 ms<sup>-1</sup>, the frequency of note heard by observer is
1)
980 Hz
2)
978 Hz
3)
900 Hz
4)
950 Hz
5)
NULL
Answer :
2
Thank you for reporting wrong Question / Answer / Options
We look forward to your suggestions and feedback.
Message / Correct Answer / Suggestion
Human Verification : Answer 2 + 3 = ?
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