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Card 16

Front

Which wire does a two-core cable not have?

Back

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Card 17

Front

What are appliances with plastic cases said to be?

Back

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Card 18

Front

What does a fuse contain?

Back

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Card 19

Front

Where is the fuse always fitted and why?

Back

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Card 20

Front

What does a residual current circuit breaker do?

Back

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Card 21

Front

How are RCCB's different to fuses?

Back

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Card 22

Front

What is the power of an appliance?

Back

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Card 23

Front

What does the amount of energy an appliance transfers depend on?

Back

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Card 24

Front

What is the national grid?

Back

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Card 25

Front

What happens before the electricity it transmitted across the National Grid and why?

Back

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