Q.1
An undamped system is stable.
  • a) True
  • b) False
Q.2
The steady state error of the system with a forward path transfer function G(s)=13(s-1)/(s-and with a parabolic input is _______
  • a) Infinite
  • b) 0
  • c) -Infinite
  • d) Undefined
Q.3
For a step response of the system 1/s2+the maximum overshoot is __________
  • a) 1
  • b) 0
  • c) Infinite
  • d) 2
Q.4
What is the gain of the system derived from the following code? tf[1,100]
  • a) 1/100
  • b) s/100
  • c) 1/100s
  • d) Error
Q.5
What is the output of the following code? step(impulse(1,[1 0]))
  • a) A ramp function
  • b) A parabolic function
  • c) A step function
  • d) Error
Q.6
What is the output of the following code? r.DampingRatio =overshoot = getOvershoot(r);
  • a) 100
  • b) 0
  • c) 1
  • d) Error
Q.7
Which of the following command gives the step response characteristics of a control system?
  • a) stepinf()
  • b) stepinfo()
  • c) stepinfo[]
  • d) step()
Q.8
Which of the following command generates the impulse response of a system which has more zeros than poles?
  • a) impulse()
  • b) impulse[]
  • c) impulse{}
  • d) No such command
Q.9
Which of the following command generates the transfer function of a system?
  • a) tf()
  • b) tf[]
  • c) tf{}
  • d) No such command
Q.10
What is the output of the following code? step([1],[1 0 0])
  • a) A parabola
  • b) A ramp function
  • c) A step function
  • d) An impulse function
Q.11
The time constant of a system is ________
  • a) equal to the damping constant
  • b) inverse of the damping constant
  • c) twice the damping constant
  • d) half of the damping constant
Q.12
If the natural frequency of a system increases, the rise time ________
  • a) Increases
  • b) Decreases
  • c) Doubles
  • d) Halves
Q.13
The settling time is a measure of _________
  • a) The speed of reaching stead state
  • b) The speed of reaching maximum overshoot
  • c) The speed of reaching second overshoot
  • d) Nothing
Q.14
If the poles of a system transfer function are equal and imaginary, the system is ________
  • a) Undamped
  • b) Critically damped
  • c) Overdamped
  • d) Negatively damped
Q.15
For negative damping, the system is unstable.
  • a) True
  • b) False
0 h : 0 m : 1 s