Which graph shows a direct current?
Tick (✓) one box.
What is the potential difference of the UK mains supply?
Tick (✓) one box.
250 V | |
330 V | |
50 V | |
230 V |
What is the frequency of the UK mains supply?
Tick (✓) one box.
230 V | |
230 Hz | |
50 V | |
50 Hz | |
100 A |
Did this page help you?