Electricity Flashcards
1
Q
The definition of alternating current
A
Alternating current the charges are continually changing direction
2
Q
Which is always bigger the peak values or rms values
A
The peak values are always bigger
3
Q
You must use rms values for power calculations
A
4
Q
What is e.m.f
A
The number of joules of energy given to every coulomb of charge as it passes through a power supply/battery
5
Q
What does e.m.f stand for
A
