A source and listener move away from each other with a velocity of 10 m/s with respect to ground. If the observer finds the frequency of sound coming from the source as 1950 Hz, then the actual frequency of the source is (velocity of sound in air = 340 m/s)
1950 Hz
2068Hz
2132 Hz
2000 Hz
Frequency of sound when source & observer are moving away from each other -
- wherein
Speed of sound
Speed of observer
speed of source
Original frequency
apparent frequency
Option 1)
1950 Hz
This is incorrect
Option 2)
2068Hz
This is correct
Option 3)
2132 Hz
This is incorrect
Option 4)
2000 Hz
This is incorrect
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