Circuit Analysis

1. Ohms Law

2. Types of Sources
1. Independent Sources
 Voltage Source
 Current Source
2. Dependant Sources
 Voltage Controlled Current Source
 Voltage Controlled Voltage Source
 Current Controlled Voltage Source
 Current Controlled Current Source

3. Independent Sources

4. Dependent Sources

5. Nodes, Branches, Loops and Mesh

6. Nodes, Branches, and Loops

7. Nodes, Branches, and Loops
Ans: 3 nodes, 4 branches, 2 loops

8. Kirchhoff’s Voltage Law

9. For the circuit shown in figure, find the
value of I

10. For the circuit shown in figure, find the
value of vx

12. 14 A, −2 A, 10 A

15. For the circuit shown in figure, find the
voltage v1 and v2

16. For the circuit shown in figure, find the
voltage v1 and v2
Ans: v1 = 8V, V2 = -12V

17. For the circuit shown in figure, find the
voltage v1 and v2
Ans: v1 = 8V, V2 = -12V

18. For the circuit shown in figure, find the
voltage v1 and v2

19. For the circuit shown in figure, find v0 & i

20. For the circuit shown in figure, find v0 & i

22. RESISTORS IN SERIES
A series circuit is one in which several
resistances are connected one after the other
as shown in figure

23. RESISTORS IN PARALLEL
A parallel circuit is one in which several resistances
are connected in such a way that one terminal of each
is connected to form a junction point and the
remaining ends also joined to form a another junction
point as shown in fig

24. Find the equivalent resistance for the
circuit shown in figure

25. Find the equivalent resistance for the
circuit shown in figure
Ans: 6 Ohms

26. Find the equivalent resistance for the
circuit shown in figure

27. Find the equivalent resistance for the
circuit shown in figure

28. Find the equivalent resistance for the
circuit shown in figure
Ans: 14.4 Ohms

29. Find the equivalent conductance for the
circuit shown in figure

30. Find the equivalent conductance for the
circuit shown in figure

31. Find the equivalent conductance for the
circuit shown in figure
Ans: 10 S

32. Find the equivalent conductance for the
circuit shown in figure
Ans: 4 S

33. Star/Wye/T ⟺ Delta/𝛱

34. Delta to Wye Conversion

35. Wye to Delta Conversion

36. Obtain the equivalent resistance for the
circuit in Fig. and use it to find current i.

37. Obtain the equivalent resistance for the
circuit in Fig. and use it to find current i.