Electricity Flashcards
Definitions and units (5 cards)
1
Q
Emf
A
The total energy (Joule) supplied per
coulomb of charge
Volts (V)
2
Q
Potential
difference
A
Energy delivered by charges to each load in
the circuit.
Volts (V)
3
Q
Current
strength
A
The rate of flow of charge.
Ampere (A)
4
Q
Power
A
The rate at which work is done
Watt (W)
5
Q
Resistance
A
A material’s opposition to the flow of
electric current.
Ohm (Ω)
