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A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound to be heard by the listener is (Velocity of sound = 330 m/s)
  • a)
    286.5 Hz
  • b)
    481.2 Hz
  • c)
    733.3 Hz
  • d)
    644.8 Hz
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
A siren emitting sound of frequency 800 Hz is going away from a stati...
The apparent change in the frequency of sound of the source due to relative motion between source and observer is known as Doppler effect. The perceived frequency (n') when listener is static and source is moving away is given by
Here, n is frequency of source, v is velocity of sound and vs is velocity of source.
Putting v = 330 m/s, vs = 30 m/s and n = 800 Hz.
n' = 733.3 Hz
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A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound to be heard by the listener is (Velocity of sound = 330 m/s)a)286.5 Hzb)481.2 Hzc)733.3 Hzd)644.8 HzCorrect answer is option 'C'. Can you explain this answer?
Question Description
A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound to be heard by the listener is (Velocity of sound = 330 m/s)a)286.5 Hzb)481.2 Hzc)733.3 Hzd)644.8 HzCorrect answer is option 'C'. Can you explain this answer? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound to be heard by the listener is (Velocity of sound = 330 m/s)a)286.5 Hzb)481.2 Hzc)733.3 Hzd)644.8 HzCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A siren emitting sound of frequency 800 Hz is going away from a static listener with a speed of 30 m/s. The frequency of sound to be heard by the listener is (Velocity of sound = 330 m/s)a)286.5 Hzb)481.2 Hzc)733.3 Hzd)644.8 HzCorrect answer is option 'C'. Can you explain this answer?.
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