Question
Question: A source of sound emits waves with frequency f Hz and speed V m/sec. Two observers move away from th...
A source of sound emits waves with frequency f Hz and speed V m/sec. Two observers move away from this source in opposite directions each with a speed 0.2 V relative to the source. The ratio of frequencies heard by the two observers will be
A
3 : 2
B
2 : 3
C
1 : 1
D
4 : 10
Answer
1 : 1
Explanation
Solution
Both listeners, hears the same frequencies.