Q.1
State variable analysis has several advantages overall transfer function as:
  • a) It is applicable for linear and non-linear and variant and time-invariant system
  • b) Analysis of MIMO system
  • c) It takes initial conditions of the system into account
  • d) All of the mentioned
Q.2
The minimum number of states require to describe the two degree differential equation:
  • a) 1
  • b) 2
  • c) 3
  • d) 4
Q.3
For a system with the transfer function H(s) = 3(s-2)/s3+4s2-2s+1 , the matrix A in the state space form is equal to:
  • a)
Q.4
1 & -2 & 4
  • c)
Q.5
The transfer function Y(s)/U(s) of a system described by the state equations dx/dt=-2x+ and y(t) = 0.is:
Questioncontrol-systems-questions-answers5.jpg
  • a) 0.5/(s-2)
  • b) 1/(s-2)
  • c) 0.5/(s+2)
  • d) 1/(s+2)
Q.6
A linear time invariant single input single output system has the state space model given by dx/dt=Fx+Gu, y=Hz, where . Here, x is the state vector, u is the input, and y is the output. The damping ratio of the system is:
Questioncontrol-systems-questions-answers6.jpg
  • a) 0.25
  • b) 0.5
  • c) 1
  • d) 2
Q.7
Given the matrix
  • a) 1,2,3
  • b) 1
  • c) -1,-2,-3
  • d) 0
Q.8
A transfer function of control system does not have pole-zero cancellation. Which one of the following statements is true?
  • a) System is neither controllable nor observable
  • b) System is completely controllable and observable
  • c) System is observable but uncontrollable
  • d) System is controllable but unobservable
Q.9
The analysis of multiple input multiple output is conveniently studied by;
  • a) State space analysis
  • b) Root locus approach
  • c) Characteristic equation approach
  • d) Nicholas chart
Q.10
The state equation in the phase canonical form can be obtained from the transfer function by:
  • a) Cascaded decomposition
  • b) Direct decomposition
  • c) Inverse decomposition
  • d) Parallel decomposition
0 h : 0 m : 1 s