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JEE MAIN 2019
10-04-2019 S2
Question
A source of sound S is moving with a velocity of 50 m/s towards a stationary observer. The observer measures the frequency of the source as 1000 Hz. What will be the apparent frequency of the source when it is moving away from the observer after crosssing him?
(Take velocity of sound in air is 350 m/s)
Select the correct option:
A
857 Hz
B
1143 Hz
C
807 Hz
D
750 Hz
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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