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A Source Travelling to the Right at a Speed of 10

Question 16

Multiple Choice

A source travelling to the right at a speed of 10 m/s emits a sound wave at a frequency of 100 Hz.The sound wave is reflected off a reflector which is travelling to the left at a speed of 5 m/s.What is the frequency of the reflected sound wave detected by a listener back at the source? A source travelling to the right at a speed of 10 m/s emits a sound wave at a frequency of 100 Hz.The sound wave is reflected off a reflector which is travelling to the left at a speed of 5 m/s.What is the frequency of the reflected sound wave detected by a listener back at the source? A) 105 Hz B) 104 Hz C) 109 Hz D) 96 Hz E) 91 Hz


A) 105 Hz
B) 104 Hz
C) 109 Hz
D) 96 Hz
E) 91 Hz

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