Control System_3 Objective Questions:


Que 1. Normalized difference between the time response peak and steady state output is ______________

1) Maximum peak overshoot
2) Damping factor
3) Minimum peak overshoot
4) Undershoot

Ans: 1

Que 2. Control system are normally designed to be:
 
1) Overdamped
2) Under damped
3) Un damped
4) Critically damped

Ans: 2

Que 3. Steady state refers to
 
1) Error at the steady state
2) Error at the transient state
3) Error at both state
4) Precision

Ans: 1

Que 4. The disadvantages of the error constants are:
   
1) They do not give the information of the steady state error when the inputs are other than the three basic types
2) Error constant fail to indicate the exact manner in which the error function change with time.
3) They do not give information of the steady state error and fail to indicate the exact manner in which the error function change with time
4) They give information of the steady state error

Ans: 3

Que 5. Zeroes are defined as:
 
1) Roots of the denominator of the closed loop transfer function
2) Roots of the numerator of the closed loop transfer function
3) Parts of the numerator
4) Parts of the denominator

Ans: 2

Que 6. If number of poles are greater than number of zeroes then the system is known as ______________
 
1) Stable system
2) Unstable system
3) Minimum phase system
4) Non-minimum phase system

Ans: 3

Que 7. A control system is generally met with the time response specifications:
 
1) Steady state accuracy
2) Damping factor
3) Setting time
4) All of the mentioned

Ans: 4

Que 8.  Steady state accuracy specified in terms of:
 
1) Steady state error
2) Damping ratio
3) Natural frequency
4) All of the mentioned

Ans: 1

Que 9. Steady state accuracy is determined by suitable choice of____________
 
1) Steady error
2) Error constants
3) Damping
4) Transient error

Ans: 2

Que 10. Damping factor specifies:

1) Peak overshot to step input.
2) Steady state error
3) Damping ratio
4) Natural frequency
 
Ans: 1



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