Thapar University 2007 B.E Electronics & Tele-Communication Engineering modern control enginering - Question Paper
THAPAR UNIVERSITY PATIALA
ELECTRONICS AND COMMUNICATION DEPARTMENT
Modern Control Engineering fB.E.-E.C.E- VH"1 Semester) Thapar University Code: EC030
Total Marks: 15
Time: 1 Hour.
All questions are Compulsory
1) What is an automatic or feedback control system and what are the different elements of a feedback control system? (3)
2) Explain briefly the working of an automatic control system with the help of any one of the following examples.
a) Automatic aircraft landing system.
b) Rocket autopilot system.
c) Coordinated Boiler-generator control. (3)
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3) Find C/R for the system shown in fig. by Massons Gain formula. |
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c
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(4) 4) Find C/Rj and C/R2 for a system whose block diagram representation is shown in |
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Derive the transfer function for network shown in fig. If Vs 8 Sin lOt Volts, Rl= 50 Kfi, R2= 5 KO and C= 1 jiF. Calculate the Output voltage in magnitude and in phase relative to input voltage. (5)
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Attachment: |
| Earning: Approval pending. |
