AC Power One of the most important electrical terms to know is AC. Ever since the Tesla-Westinghouse power plant at Niagara Falls came online in 1885, alternating current (AC) power has been the ...

Car batteries, dry cells and solar cells all provide a direct current (dc) that only flows in one direction. An alternating current regularly changes direction. On a voltage-time graph ...

Live wire Copper wire coated with brown plastic - this wire connects to the alternating potential difference pushing the current in the circuit Fuse A glass or ceramic canister containing a thin ...