More cards in this set

Card 16

Front

What does a regular circuit breaker do?

Back

Preview of the front of card 16

Card 17

Front

What does a fuse do?

Back

Preview of the front of card 17

Card 18

Front

What rating should my fuse have if my appliance works at 3A?

Back

Preview of the front of card 18

Card 19

Front

As my cable thickness increases, my fuse rating...

Back

Preview of the front of card 19

Card 20

Front

Why don't things that have 'double insulation' need an earth wire?

Back

Preview of the front of card 20

Card 21

Front

What are the pros and cons of CB's and Fuses?

Back

Preview of the front of card 21