SRM University 2007 B.Tech Computer Science and Engineering BANK : - Question Paper

UNIT – I: FUNDAMENTALS
Part – A
1. Define an Electric Network
2. How do you describe a closed circuit and a open circuit?
3. List down the main parts of an electric Network
4. Define electric circuit
5. How do you describe a simple circuit element?
6. How Network elements are classified?
7. Differentiate ranging from active and passive elements.
8. Explain about Bilateral & unilateral element.
9. How will you differentiate linear and non – linear element?
10. What are lumped and distributed elements?
11. Define Resistance. state and describe its unit.
12. How will you express the energy lost in a resistance in time t?
13. What is Dielectric?
14. How are energy sources classified?
15. Define Ideal voltage source & Ideal constant source.
16. What is non-dissipative passive element?
17. What will be the total power in a series circuit?
18. What will be the total power in a parallel circuit?
19. Determine the current through every resistor the circuit for the circuit (fig.1.19).
20. The Filament of a light bulb in the circuit has a certain amount of resistance. If the bulb operates with 120V and 0.8A of current, what is the resistance of its filament?
21. Where is the Mesh analysis applied to obtain solutions for a network?
22. Where is the Nodal analysis applied to obtain solutions for a network?
23. What are the limitations of Mesh analysis?
24. How will you differentiate ranging from planar and non-planar circuit?
25. Write down the mesh current equations in the circuit. Refer fig. 1.25
26. What are the observations that are taken into account while writing the mesh equations by Inspection method?
27. Explain super mesh analysis
28. Explain Nodal Analysis method to write nodal equations for the provided network.
29. Write down the general Nodal equations by Inspection method for a network having two nodes.
30. Explain super nodal analysis
31. Determine the equivalent current source for the voltage source shown in fig 1.31
32. Determine the equivalent voltage source for the current source shown in the fig.1.32
33. For the circuit shown in fig.1.33 write the node equations by inspection method.
34. Define Duality concept and list a few pairs of duality
35. Write the dual network for the network shown in fig.1.35
Part - B
36. Obtain the expressions for resistances in star connected equivalent for the delta connected circuit refer fign.1.36
37. Obtain the star connected equivalent for the delta connected circuit shown in fig.1.37
38. Obtain the delta connected equivalent for the star connected circuit shown in fig.1.38
39. In the circuit shown in the fign.1.39 use nodal analysis to obtain out the voltage across 40O Resistor and the power supplied by the 5A source.
40. By using source Transformation, source combination and resistance combination convert the circuit shown in fig.1.40 into single voltage source and single resistance.

Earning:   Approval pending.