Electrical Power Flashcards
1
Q
Define power
A
Power is the measurement of energy transfer over time
2
Q
What is in of measurement is energy
A
Joules
3
Q
What is a watt as an equation
A
Joules Per second
4
Q
How to calculate power (watt)
A
P=V x I
(Voltage drop x the current)
5
Q
What energy transfer is seen as less desirable
A
Energy Loss to heat
6
Q
8.1 is how may joules per second?
A
8.1
7
Q
What is kwh
A
Kilowatt hour
A measurement that is the equivalent to 1000w of power over 1 hour of time
