An Ocean Wave Has a Period of 10 S and a Height

question 9

Essay

An ocean wave has a period of 10 s and a height of 2 m in deep water. (a) What is its wavelength?
(b) As it approaches shore, its period decreases to $6 \mathrm {~s}$ . What is its wavelength at this time?
(c) For the situation in part (b), if wave energy per wavelength is conserved, what is the new wave height?

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