P2 : What is the Electrical Power Flashcards
1
Q
What is Electrical Power
A
The electrical power supplied to an appliance is the energy transferred to the appliance each second. It can be calculated with the formula
P = I x V
I = Current in Amperes (A)
V = Voltage in volts (V)
P = Power in watts (W)
2
Q
What happens when an electric current passes through a resistor
A
The power supplied to the resistor heats it and energy is dissipated to the surroundings
3
Q
What i
A
