Alternating current is the movement of charge
A up and down.
B in many directions.
C in one direction.
D backwards and forwards.
State an electrical device or component that provides direct current.
Describe the difference between direct and alternating current.
Which row about the UK domestic supply is correct?
Type of Current | Frequency (Hz) | Voltage (V) | |
A | A.C | 50 | 230 |
B | A.C | 230 | 50 |
C | D.C | 50 | 230 |
D | D.C | 230 | 50 |
Did this page help you?