A railway engine blowing whistle of frequency 620 Hz, approaches a person standing on a platform, with a velocity of 72 km/hour. Determine the frequency of note heard by the person. (Velocity of sound = 330 m/s).
A railway engine blowing whistle of frequency 620 Hz, approaches a person standing on a platform, with a velocity of 72 km/hour. Determine the frequency of note heard by the person. (Velocity of sound = 330 m/s).
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![a
A railway engine blowing whistle of
frequency 620 Hz, approaches
a person
standing on a platform, with a velocity of
72 km/hour. Determine the frequency of note
heard by the person. (Velocity of sound
= 330 m/s).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9c3f23ce-d14f-4917-aca6-1709efecd8b2%2Ff6166e9b-d1f0-4acb-bf8f-8f54583227ca%2Fdfc3at_processed.jpeg&w=3840&q=75)
Transcribed Image Text:a
A railway engine blowing whistle of
frequency 620 Hz, approaches
a person
standing on a platform, with a velocity of
72 km/hour. Determine the frequency of note
heard by the person. (Velocity of sound
= 330 m/s).
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