# SRM University 2003 B.Tech Electronics and Communications Engineering UNIT – I CONTROL SYSTEMS - Question Paper

Wednesday, 30 January 2013 07:15Web

UNIT – I

CONTROL SYSTEMS

PART – A

1. Distinguish ranging from open loop and closed loop system.

2. Define transfer function.

3. Write the differential formula for idealized mechanical transnational system.

4. Write the differential formula for idealized mechanical rotational system.

5. What are the analogous methods available for mechanical rotational and transnational system.

6. State the analogous elements for mechanical rotational and transnational elements.

7. Classify the control system.

8. Define linear and nonlinear system.

9. What is SISO and MIMO systems.

10. Define elements of hydraulic system.

11. Define elements of pneumatic and thermal systems.

12. Write down KVL formula for series RLC circuit.

13. Write down KCL formula for parallel RLC circuit.

14. Define mathematical modeling of a system.

15. Define Block diagram

16. What are the elements of a Block diagram.

17. State the rule of shifting a branch pt ahead and before a block.

18. Is any compensation needed for interchanging the summing points.

19. Define signal flow graph.

20. Define sink and source.

21. Define transmittance mixed node.

22. What are non-touching loops and loop gain.

23. State mason’s gain formula.

24. State the rule of elimination of feedback rule.

25. Define time varying and time in varying systems.

26. For the provided mechanical system draw the analogous circuit using F-I analogy.

27.deduce the transfer function for the block diagram

28.draw the signal flow graph for

x3=ax2

x1=ax2+bx2

29.state the rules for converting the block diagram to signal flow graph

30.for the provided mechanical system draw force-voltage analogous circuit

Earning: Approval pending. |