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Electronic Instrumentation and Control: Introduction to Control System Analysis
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Electronic Instrumentation and Control: Introduction to Control System Analysis
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25 Questions

1. A linear system at rest is subject to an input signal r(t)=1-e-t. The response of the system for t>0 is given by c(t)=1-e-2t. The transfer function of the system is:
2. A control system in which the control action is somehow dependent on the output is known as
3. Two loops are said to be non-touching only if no common ______exists between them.
4. The principle of homogeneity and superposition are applied to:
5. A transfer function has two zeroes at infinity. Then the relation between the numerator(N) and the denominator degree(M) of the transfer function is:
6. For which systems are the signal flow graphs applicable?
7. A good control system has all the following features except
8. If the initial conditions for a system are inherently zero, what does it physically mean?
9. Which type of node comprises incoming as well as outgoing branches?
10. A node having only outgoing branches.
11. Where are the dummy nodes added in the branch with unity gain?
12. Loop which do not possess any common node are said to be ___________ loops.
13. Signal flow graphs:
14. Which of the following statements is not necessarily correct for open control system ?
15. For open control system which of the following statements is incorrect ?
16. A signal flow graph is the graphical representation of the relationships between the variables of set linear algebraic equations.
17. In open loop system
18. In an open loop control system
19. In regenerating the feedback, the transfer function is given by
20. Signal flow graphs are reliable to find transfer function than block diagram reduction technique.
21. Which of the following is not the feature of modern control system?
22. The following has tendency to oscillate.
23. In continuous data systems:
24. In a signal flow graph method, how is an overall transfer function of a system obtained?
25. Which of the following is an open loop control system ?