An observer moves towards a staionary source of sound, with a velocity one-fifth of the velocity of sound. What is the percentage increase in the apparent frequency
5%
20%
0%
0.5%
Increament in frequency = 0.2
50% increament
Frequency when observer is stationary and source is moving away from observer -
- wherein
speed of sound
speed of source
original frequency
apparent frequency
Option 1)
5%
This is incorrect
Option 2)
20%
This is correct
Option 3)
0%
This is incorrect
Option 4)
0.5%
This is incorrect
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