(A)Element 3-1 Electrical Elements Flashcards
1
Q
The product reading of an AC voltmeter and AC ammeter is called
A
apparent power
2
Q
the basic unit of electrical power is
A
watt
3
Q
what is the term used to express the amount of electrical energy stored in an electrostatic field?
A
Joules
4
Q
what device is used to store electrical energy in an electrostatic field?
A
Capacitor
5
Q
What formula would determine the inductive reactance of a coil if frequency and coil inductance are known?
A
XL=2pief L`
6
Q
What is the term for the out of phase power associated with inductors and capacitors?
A
reactive power
