A boat is rocked by waves of speed 30ms-1 whose successive crest are 10m apart. Calculate the rate at which the boat recieves the waves
-
A.
30s-1 -
B.
10s-1 -
C.
3s-1 -
D.
1s-1
Correct Answer: Option C
Explanation
F = (frac{v}{lambda} = frac{30}{10} = 3s^{-1})