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3 Conservation of energy

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Question 6

A prototype wave-energy converter converts 12.5% of the incident wave energy it receives into useful electrical energy.

Calculate the total wave energy, in megajoules ( $MJ\text{MJ}$ ), that must be incident on the converter to generate $MJ4.5\text{ MJ}$ of useful electrical energy.

[2]

Markscheme

3 Conservation of energy Questions

GCSE
Physics
3 Conservation of energy

3 Conservation of energy

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3 Conservation of energy

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Question 6

A prototype wave-energy converter converts 12.5% of the incident wave energy it receives into useful electrical energy.

Calculate the total wave energy, in megajoules ( $MJ\text{MJ}$ ), that must be incident on the converter to generate $MJ4.5\text{ MJ}$ of useful electrical energy.

[2]

Markscheme

3 Conservation of energy Questions

GCSE
Physics
3 Conservation of energy