alternating current and direct current Flashcards
1
Q
what direction does direct current flow in?
A
one direction only
2
Q
how would direct current be shown on a voltage time graph
A
a horizontal line
3
Q
what directing does alternating current flow in
A
it regularly changes direction
4
Q
what is the mains electrical supply generated at in the UK in Hz and delived to houses at what V?
A
it is generated at a frequency of 50 Hertz (Hz) and is delivered to houses at 230 Volts (V)
