More cards in this set

Card 6

Front

Often a watt is too small a unit to be useful, so power may be given in what?

Back

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Card 7

Front

What is a kilowatt-hour?

Back

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Card 8

Front

The amount of energy transferred to a mains appliance can be found using what equation?

Back

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Card 9

Front

A kilowatt-hour is a unit of what?

Back

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Card 10

Front

Cost effectiveness is what?

Back

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Card 11

Front

What is the payback time for an appliance?

Back

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