Nodal Analysis Examples

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Nodal Analysis Examples
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Example 1
Find vo and io
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Example 1 node marking
Find vo and io
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Example 1 for PSPICE
Example 1 V1 1x 0 DC 24V R1 1x 1 4 R2 1 0 8 R3 1
2 2 R4 2 0 6 I1 0 2 DC 3A .END
Find vo and io
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Example 2
Find vo and io
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Example 2 node marking
Find vo and io
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Example 2 for PSPICE
Example 2 V1 1x 0 DC 24V R1 1x 1 4 R2 1 0 8 E1 2
1 0 1 3 R4 2 0 6 I1 0 2 DC 3A .END
Find vo and io
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Example 3
ia
3io
4 W

-
-
3A
va
24V
6 W
8 W

io
Find va and ia
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Example 3 node marking
Find va and ia
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Example 3 for PSPICE
Example 3 V1 1x 0 DC 24V R1 1x 1 4 R2 1 1y 8 H1 2
1 VC 3 VC 0 1y DC 0 R4 2 0 6 I1 0 2 DC 3A .END
Find va and ia
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Example 4
3io
2 W
4 W
-

-
8 W
va
3A
24V
6 W

io
Find va and io
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Example 4 node marking
3io
1
2 W
4 W
2
(-24V)
1x
-

-
8 W
va
3A
24V
6 W

io
Find va and io
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Example 4 for PSPICE
Example 4 V1 0 1x DC 24V R1 1x 1 4 R2 1 1y 8 VC 0
1y DC 0V R3 1 2x 2 H1 2 2x VC 3 R4 0 2 6 I1 2 0
DC 3A .END
24V
Find va and io
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Example 4 using source xformation
Find va and io
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Example 5
ix
4 W
3vo
4 W
2 W
-

-
8 W
vo
3A
24V
6 W

Find vo and ix
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Example 5 node marking
ix
4 W
3vo
4 W
2 W
(-24V)
1
2
2x
-

-
8 W
vo
3A
24V
6 W

Find vo and ix
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Example 5 for PSPICE
Example 5 V1 0 1x DC 24V R1 1x 1 4 R2 0 1 8 R3 1
2x 2 E1 2 2x 0 1 3 R4 2 1 4 R5 2 0 6 I1 2 0 DC
3A .END
Find vo and ix
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Example 5 using source xformation
Find va and io
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Example 6
Find io and ix
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Example 6 node marking
Find io and ix
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Example 6 for PSPICE
Example 6 V1 0 1x DC 24V R1 1x 1 4 R2 0 1 8 R3 1
2x 2 E1 2 2x 0 1 3 R4 2 1 4 R5 2 1x 6 R6 2 0 6 I1
2 0 DC 3A .END
Find io and ix
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Example 6 using source xformation
Find va and io