Explore topic-wise MCQs in Control Systems.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Control Systems knowledge and support exam preparation. Choose a topic below to get started.

1.

Value of the performance index must be finite if :

A. System is controllable
B. System is observable
C. System is stable
D. System is unstable
Answer» E.
Discussion
2.

If the plant states are not variable for measurement, then it is possible to construct physical device state observer if :

A. Produces output at its plant states
B. Plants equations must satisfy the conditions of observability
C. Both a and b
D. Input must be present
Answer» D. Input must be present
Discussion
3.

Realization of the optimal control policy :

A. Feedback of the state variables
B. Feedback of the control variables
C. Control constraint
D. Control function
Answer» B. Feedback of the control variables
Discussion
4.

The principle of optimality :

A. The optimal control sequence is function of initial state
B. The optimal control sequence is function of number of stages N
C. The principle maintains the N-stage decision process
D. Find one control value at a time until optimal policy is determined
Answer» E.
Discussion
5.

IF_THE_PLANT_STATES_ARE_NOT_VARIABLE_FOR_MEASUREMENT,_THEN_IT_IS_POSSIBLE_TO_CONSTRUCT_PHYSICAL_DEVICE_STATE_OBSERVER_IF_:?$

A. Produces output at its plant states
B. Plants equations must satisfy the conditions of observability
C. Both a and b
D. Input must be present
Answer» D. Input must be present
Discussion
6.

Value of the performance index must be finite if :$

A. System is controllable
B. System is observable
C. System is stable
D. System is unstable
Answer» E.
Discussion
7.

Realization of the optimal control policy ?

A. Feedback of the state variables
B. Feedback of the control variables
C. Control constraint
D. Control function
Answer» B. Feedback of the control variables
Discussion
8.

Feedback is :

A. Linear
B. Non-linear
C. Time variant
D. Time invariant
Answer» D. Time invariant
Discussion
9.

The optimal control at each state is ________ combination of states.

A. Linear
B. Non-linear
C. Time variant
D. Time invariant
Answer» B. Non-linear
Discussion
10.

The calculation in multistage process must always start from the first stage :

A. True
B. False
Answer» C.
Discussion
11.

The principle of invariant imbedding is :

A. The optimal control sequence is function of initial state
B. The optimal control sequence is function of number of stages N
C. Control problem is imbedded with the family of problems with fixed initial value and final state
D. The optimal control sequence is function of final state
Answer» D. The optimal control sequence is function of final state
Discussion
12.

The choice of control vector is considered decision of interest in :

A. Multistage process of N stages
B. Minimizing the performance index
C. Optimal policy or sequence
D. All of the mentioned
Answer» E.
Discussion
13.

The optimization method based on dynamic programming views :

A. Control problem as the multistage decision problem
B. Control input as a time sequence of decisions
C. A sampled data system gives rise to sequence of transformations of the original state vector
D. All of the mentioned
Answer» E.
Discussion