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Sarah hears the siren of an ambulance that is moving toward her. If the actual frequency of the siren is 2000 hertz; which frequency

washeard by Sarah?
OA. 1900
B. 2000
C. 1000
D. 2100

Sarah hears the siren of an ambulance that is moving toward her. If the actual frequency-example-1

1 Answer

3 votes
If the ambulance is moving towards her she will hear a higher frequency, so answer must be D) 2100 Hz
User Piotr Malec
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