1. What size of fuse would be used for the plug of a laptop with a current of 10A?

a) b)10A c)13A d)20A

2. A 2400W kettle uses 230V, what is the size of the current? a) 552,000A b) 2400A c) 10.4A d) 0.05A

3. Describe the function of the three wires within a plug.

4. Describe the difference between direct and alternating current.

5. If drill A has a power of 450W and drill B has a power of 1500W, and both are used for 10 seconds, what is the difference in the energy generated?

6. An iron is connected to a 220V mains and has a resistance of 44resistance. How much energy is transformed during 2 minutes of use?