Review 2 Flashcards
(6 cards)
1
Q
If an inductor has 10K ohms of inductive reactance at 10k hz, what is the inductive reactance at 20K Hz?
A
20K ohms
2
Q
The opposing voltage initially produced by an Inductor when a DC voltage is applied is called
A
Counter EMF
3
Q
If an inductive circuit has an XL of 400 ohms and an R of 300 ohms, what is the impedance (Z)?
A
500 ohms
4
Q
In a purely inductive circuit, what is the relationship between voltage and current
A
V leads I by 90 degrees
5
Q
The peak current through a 200mH that is driven directly by a 10 VAC source and is operating at a frequency of 440 Hz is
A
25.6mA
6
Q
Practice R/L series
A
Draw
