ONLINE MCQ EE AND ECE-CONTROL SYSTEMS 2

1. An impulse function is a derivative of  __ function
a) Parabolic
b) Step
c) Ramp
d) Linear

2. The required for the response to rise and stay within the tolerance band is called as:
a) Rise time
b) Pickup time
c) Settling time
d) Transient time

3. The time required for the response to rise from 10% to 90% of the
final value for over damped systems and 0 to 100% of the final value for
under damped systems is called the:
a) Rise time
b) Pickup time
c) Settling time
d) Transient time

4. Control systems are normally designed with a damping factor:
a) Less than unity
b) Of unity
c)  Of Zero
d) More than unity

5. A signal whose value changes from one level to other level in no time is known as __ signal
a) Impulse
b) Step
c) Ramp
d) Parabolic

6. The overshoot (an indication of the largest error between the actual and desired output) is the ratio of:
a) Transient error to peak error
b) Dynamic error to peak error
c) Maximum overshoot to final desired value
d) None of the above

7. Error constants of the system are measure of:
a) Relative stability
b) Transient state response
c) Steady state response
d) Steady state as well as transient state response

8. ___ gives indication how fast the system tends to attain the final value
a) Delay time
b) Rise time
c) Time constant
d) Settling time

9. A signal flow graph is a:
a) Special type of graph for analyzing the modern control system
b) Pictorial representation of the simultaneous equations describing a system
c) Polar graph
d) Log log graph