A railway engine blowing whistle of frequency 620 Hz, approaches 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 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 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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