Power Flashcards
1
Q
What is power?
A
The rate at which energy is transferred
It is also the rate at which work is done
2
Q
What are the 2 word equations for power?
A
Power=energy transferred
——————
Time
Power= work done
———-
Time
3
Q
What are the symbol equations for power?
A
P = E
–
t
P = W
–
t
4
Q
What is the equation for electrical power?
A
Power = potential difference (voltage) x current
5
Q
What is the symbol equation for power?
A
P = V x I
6
Q
What is the unit for power?
A
Watts
