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Newnes Circuit Calculations Pocket Book
book

Newnes Circuit Calculations Pocket Book

by Thomas J. Davies
April 2016
Intermediate to advanced content levelIntermediate to advanced
384 pages
12h 56m
English
Newnes
Content preview from Newnes Circuit Calculations Pocket Book
Network theorems 67
I
2ft
1 ft
±T4V
-±"2 V
5ft
Figure
4.31
-O A
2ft
1ft
^4V ^2V
-O B
Figure
4.32
V
A
B = (1 x 0.667) + 2 = 2.667 V
Removing the two sources gives the circuit of Figure 4.33. The
resistance looking into AB is
2 x 1
R = = 0.667 ft
1 + 2
-OA
2ft
1 ft
Figure
4.33
OB
68 Circuit calculations pocket book
The equivalent Thevenin's circuit is shown in Figure 4.34 where
2.667
/ = = 0.471 A
5 + 0.667
1
0.667 ft
5ft
T
2.667 V
Figure
4.34
Example 12 Using Thevenin's theorem find the current in the 20-ft
resistor in Figure 4.35. The circui ...
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Publisher Resources

ISBN: 9781483101132