A boat at anchor is rocked by waves whose consecutive crests are 100 m apart. The velocity of the wave of the moving crests is 25 ms-1. What is the frequency of the rocking of the boat?
A. 100 Hz
B. 0.25 Hz
C. 250 Hz
D. 0.20 Hz
Answer: Option B
This Question Belongs to Physics GK Chapter Wise >> Sounds Waves And Motion
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