Electromotive force Flashcards
1
Q
Electromotive force
A
Electromotive force is the electrical work done by a source in moving a unit charge around a complete cirucit.
2
Q
EMF equation
A
(v=volt) E= W j= joule (work done)
—-
Q c= coulombs(charge)
3
Q
Potential difference
A
is the work done per unit charge that passing charge through component.
4
Q
equation for potential difference
A
(v=volt) E= W j= joule (work done)
—-
Q c= coulombs(charge)
5
Q
volt is
A
joule per coulomb
6
Q
voltmeter is used to measure
A
p.d and e.m.f
