Important RGPV Question
EC-503 (C), Advance Control System
V Sem, EC
UNIT 1
Q.1 Write down the advantage and disadvantage of digital control system? (RGPV DEC 2020)
Q.2 Write short note on i) Sample and hold circuit ii) Zero order hold circuit (RGPV DEC 2020)
Q.3 Write inverse Z-transform of (RGPV DEC 2020)
Q.4 Describe the solution of I order differential equation (RGPV JUNE 2020)
Q.5 Explain z-transform and inverse z-transform using ROC (RGPV JUNE 2020)
Q.6 Write z-transform of (RGPV JUNE 2020)
Q.7 Test whether the function is stable (RGPV JUNE 2020)
y(s) =s5+4s4+2s3 +3s²+s+2
UNIT 2
Q.1 What is pulse transfer function? (RGPV DEC 2020)
Q.2 Briefly write the procedure of obtaining pulse transfer function with example. (RGPV DEC 2020)
Q.3 Give the transfer function of discrete data system. (RGPV DEC 2020)
Q.4 Derive the pulse transfer function for the closed loop system. (RGPV JUNE 2020)
Q.5 Describe the stability analysis of closed loop system in the z-plane. (RGPV JUNE 2020)
UNIT 3
Q.1 Explain system analysis by phase plane method. (RGPV DEC 2020)
Q.2 What is Liapunov’s stability criteria? (RGPV DEC 2020)
Q.3 Differentiate between linear and non-linear system. (RGPV DEC 2020)
Q.4 Develop the state space model for T-function (RGPV DEC 2020)
Q.5 Explain physical non-linearities phase plane method. (RGPV JUNE 2020)
Q.6 Describe the analysis of stability of nonlinear system. (RGPV JUNE 2020)
Q.7 Write short notes on Inverse z-transform (RGPV JUNE 2020)
Q.8 Write short note on construction of phase trajectories. (RGPV JUNE 2020)
UNIT 4
Q.1 Explain lead compensator in detail using circuit diagram. (RGPV DEC 2020)
Q.2 What is state transition matrix? Write its properties. (RGPV DEC 2020)
Q.3 Write short notes on a) Z-transform b) Lag compensator c) Observability d) ROC (RGPV DEC 2020)
Q.4 Explain lead-lag compensator using diagram. (RGPV JUNE 2020)
Q.5 State the conditions of observability and controllability of system. (RGPV JUNE 2020)
Q.6 Write the differences between lead and lag compensator. (RGPV JUNE 2020)
Q.7 Write short note on Controllability. (RGPV JUNE 2020)
UNIT 5
Q.1 Explain spread spectrum multiple access in detail. RGPV Dec 2020)
Q.1 Write short note on PID controller. (RGPV DEC 2020)
Q.2 How software packages can be utilized in control system? (RGPV DEC 2020)
Q.3 What are tuning rules of PID controller? (RGPV JUNE 2020)
Q.4 What are the modifications done in PID controllers and why? (RGPV JUNE 2020)
Q.5 Write short note on a) Lead compensator b) State table (RGPV JUNE 2020)
— Best of Luck for Exam —
