ONLINE MCQ EE AND ECE-Control Systems 1

ONLINE MCQ EE AND ECE-Control Systems 1

ONLINE MCQ EE AND ECE-Control Systems 1

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Attempt Free ONLINE MCQ EE AND ECE-Control Systems 1 Here. Read The Important Electrical MCQ From Below.

1. The frequency and time domain are related through:

a) Laplace transform
b) Fourier transform
c) Laplace transform and fourier integral
d) None of the above

Answer  c

2. A control system with excessive noise is likely to suffer from:

a) Vibrations
b) Oscillations
c) Saturation in amplifying stages
d) Loss of gain

Answer  c

ONLINE MCQ EE AND ECE-Control Systems 1

3. The steady state error of a control system can be reduced by increasing:

a) Gain constant of the system
b) Time constant of the system
c) Both the gain constant and time constant of the system
d) None of the above

Answer  d

4. Velocity error constant of the system is a measured when the input of the system is unit ___ function

a) Ramp
b) Impulse
c) Step
d) Parabolic

Answer  a

5. Transfer function can be obtained from:

a) Output-input ratio
b) Analogous table
c) Signal flow graph
d) Standard block diagram

Answer  c

6. The second derivative input signal:

a) Controls the time constant of the circuit
b) Suppresses Oscillations
c) Modifies the damping and gain of the system
d) Both (a) and (b)

Answer  b

ONLINE MCQ EE AND ECE-Control Systems 1

7. Differentiators are avoided in the system design as they:

a) Are costlier
b) Reduces the response of the system
c) Develop noise and saturate the amplifier
d) Cannot be formed with capacitors and inductors

Answer  c

8. Transient function of the system and the response in terms of Laplace transform are the same for __ function

a) Unit impulse
b) Ramp
c) Unit step
d) Parabolic

Answer  a

9. In a control system noise can be avoided by:

a) Reducing the bandwidth
b) Attenuating those frequencies at which external signal gets coupled into the system
c) Increasing the bandwidth
d) Both (a) and (b)

Answer  c

10. A unit step function on integration results in a:

a) Unit doublet
b) Unit ramp function
c) Unit parabolic function
d) None of the above

Answer d