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Answer : 1. "It is halved"
The observer hears a sound from the source which is moving away from the observer who is stationary. Determine the frequency of the sound
5Q:
The observer hears a sound from the source which is moving away from the observer who is stationary. Determine the frequency of the sound
- 1It is halvedtrue
- 2It remains the samefalse
- 3It reaches infinityfalse
- 4It gets doubledfalse
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Answer : 1. "It is halved"
Explanation :
If the observer is moving away from the source ((Figure)), the observed frequency can be found: λs=vTo−voTovTs=(v−vo)Tov(1fs)=(v−vo)(1fo)fo=fs(v−vov).