Power Relationships Flashcards
1
Q
Power is defined as the ____ of doing work
A
rate
2
Q
What is the symbol for power?
A
P
3
Q
Power is measured in ____ and the abbreviation for the unit of measurement is _____
A
watts, W
4
Q
reactive power can be defined as:
A
the rate at which energy is stored and then returned back to the circuit
5
Q
what is the symbol for reactive power?
A
Q
6
Q
What is the unit of measurement for reactive power?
A
Volt Amperes reactive
7
Q
The product of current times voltage can always be called:
A
apparent power
8
Q
Define the term power factor
A
ratio between power and apparent power
9
Q
define the term phase angle
A
the angle between the power and the apparent power on a power triangle
