Top 80+ Solved Control System Engineering (CSE) MCQ Questions Answer
Q. Which among the following plays a crucial role in determining the state of dynamic system?
a. state variables
b. state vector
c. state space
d. state scalar
Q. Which among the following are the interconnected units of state diagram representation?
a. scalars
b. adders
c. integrator
d. all of the mentioned
Q. State space analysis is applicable even if the initial conditions are
a. zero
b. non-zero
c. equal
d. not equal
Q. Conventional control theory is applicable to systems
a. siso
b. mimo
c. time varying
d. non-linear
Q. Which of the following are the not characteristics of the closed loop systems?
a. it does not compensate for disturbance
b. it reduces the sensitivity of plant-parameter variations
c. it does not involve output measurements
d. it does not has the ability to control the system transient response
Q. Which of the following will not decrease as a result of introduction of negative feedback?
a. instability
b. bandwidth
c. overall gain
d. distortion
Q. Insertion of negative feedback in control system affects:
a. the transient response to vanish uniformly
b. the transient response to decay very fast
c. no change in transient response
d. the transient response decays at slow rate
Q. Which of the following command will reveal the damping ratio of the system?
a. damp()
b. damp[]
c. damping{}
d. dr()
Q. If the damping factor is zero, the unit-step response is
a. purely sinusoidal
b. ramp function
c. pulse function
d. impulse function
Q. If the damping ratio is equal to 1, a second-order system is
a. having maginary roots of the characteristic equation
b. underdamped
c. critically damped with unequal roots
d. critically damped with equal roots
Q. From the following graphs of the generalized transfer function 1/s+a, which plot shows a transfer function with a bigger value of a?
a. blue plot
b. red plot
c. yellow plot
d. purple plot
Q. From the following graphs of the generalized transfer function 1/as2, which plot shows the transfer function for a higher a?
a. blue
b. red
c. yellow
d. purple
Q. If the damping factor is less than the damping factor at critical damping, the time response of the system is
a. underdamped
b. overdamped
c. marginally damped
d. unstable