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The driver of a car hears the siren of an ambulance that is moving away from her. If the actual frequency of the siren is 2000 hertz, which frequency was heard by the driver? A 1900 Hz B 2000 Hz C 2100
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2 votes
The driver of a car hears the siren of an ambulance that is moving away from her. If the actual frequency of the siren is 2000 hertz, which frequency was heard by the driver?

A
1900 Hz

B
2000 Hz

C
2100 Hz

D
4000 Hz

User Edimar Martins
by
8.5k points

2 Answers

4 votes
I think the answer is a) 1900 Hz :)
User Eunsun
by
8.7k points
3 votes
the answer is A.) 1,900 Hz
User Lurks
by
8.6k points
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