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Brelou Brelou
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4 years ago
You are driving along a highway at 35.0 m/s when you hear the siren of a police car approaching you from behind and you perceive the frequency as 1310 Hz. You are relieved that he is in pursuit of a different speeder when he continues past you, but now you perceive the frequency as 1240 Hz. What is the frequency of the siren in the police car? The speed of sound in air is 343 m/s.
A) 1300 Hz
B) 1320 Hz
C) 1270 Hz
D) 1360 Hz
E) 1370 Hz
Textbook 

Physics


Edition: 4th
Author:
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Quantum physics thus reveals a basic oneness of the universe.
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mtown88mtown88
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4 years ago
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