A stationary source S generates circular outgoing waves on a lake.The wave speed is 5.0 m/s and the crest-to-crest distance is 2.0 m.A person in a motor boat heads directly toward S at 3.0 m/s.To this person, the frequency of these waves is:
A)1.0 Hz
B)1.5 Hz
C)2.0 Hz
D)4.0 Hz
E)8.0 Hz

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The Answer of A stationary source S generates circular outgoing waves on a lake.The wave speed is 5.0 m/s and the crest-to-crest distance is 2.0 m.A person in a motor boat heads directly toward S at 3.0 m/s.To this person, the frequency of these waves is:
A)1.0 Hz
B)1.5 Hz
C)2.0 Hz
D)4.0 Hz
E)8.0 Hz

A Stationary Source S Generates Circular Outgoing Waves on a Lake.The