Question
Physics Question on Waves
When a vibrating tuning fork moves towards a stationary observer with a speed of 50 m/s, the observer hears a frequency of 350 Hz. The frequency of vibration of the fork is:(Take speed of sound = 350 m/s)
A
350 Hz
B
400 Hz
C
200 Hz
D
300 Hz
E
250 Hz
Answer
300 Hz
Explanation
Solution
The correct answer is (D): 300Hz