A small boat with two occupants and a 15 kW outboard motor (total mass = $500 \mathrm {~kg}$ ) moves up and down in a wave with a height of $1 \mathrm {~m}$ and a period of 10 seconds. Calculate the ratio of the average wave power lifting the boat from the trough of the wave to the crest of the wave to the power available from the motor.

Question

Quizplus · Accepted Answer

The Answer of A small boat with two occupants and a 15 kW outboard motor (total mass = $500 \mathrm {~kg}$ ) moves up and down in a wave with a height of $1 \mathrm {~m}$ and a period of 10 seconds. Calculate the ratio of the average wave power lifting the boat from the trough of the wave to the crest of the wave to the power available from the motor.

A Small Boat with Two Occupants and a 15 KW 500 kg500 \mathrm {~kg}500 kg

A Small Boat with Two Occupants and a 15 KW $500 \mathrm {~kg}$