Editorial Staff

Concepts of State, State Variables & State Model 1. The transfer function for the state representation of the continuous time

Compensation Techniques 1. Assertion (A): The closed loop stability can be determined from the poles of an open loop system

Stability Analysis 1. First column elements of the Routh’s tabulation are 3, 5, -3/4, ½, 2. It means that there

Z & S Domain Relationship 1. The auto-correlation function of a rectangular pulse of duration T is a) A rectangular

Z-transform Analysis of Sampled-Data Control Systems 1. The DFT of a signal x(n) of length N is X(k). When X(k)

The inverse z-transform & Response of Linear Discrete Systems 1. Unit step response of the system described by the equation

The Z-Transfer Function 1. Consider the following statements regarding a linear discrete-time system: H (z) = z2+1/(z+0.5)(z-0.5) 1. The system

The Z-Transform 1. The discrete-time signal x (n) = (-1)n is periodic with fundamental period a) 6 b) 4 c) 2

Difference Equations 1. Difference equation model results in: a) Sampled-data systems b) Numerical analysis of continuous time systems c) Continuous

Signal Reconstruction 1. Sampling can be done by: a) Impulse train sampling b) Natural sampling c) Flat-top sampling d) All