Control Systems -The State Regulator Problem MCQ

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• Value of the performance index must be finite if :
  ক

  System is controllable

  খ

  System is observable

  গ

  System is stable

  ঘ

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

  Produces output at its plant states

  খ

  Plants equations must satisfy the conditions of observability

  গ

  Both a and b

  ঘ

  Input must be present
• Realization of the optimal control policy :
  ক

  Feedback of the state variables

  খ

  Feedback of the control variables

  গ

  Control constraint

  ঘ

  Control function
• Feedback is :
  ক

  Linear

  খ

  Non-linear

  গ

  Time variant

  ঘ

  Time invariant
• The optimal control at each state is ________ combination of states.
  ক

  Linear

  খ

  Non-linear

  গ

  Time variant

  ঘ

  Time invariant
• The calculation in multistage process must always start from the first stage :
  ক

  True

  খ

  False
• The principle of optimality :
  ক

  The optimal control sequence is function of initial state

  খ

  The optimal control sequence is function of number of stages N

  গ

  The principle maintains the N-stage decision process

  ঘ

  Find one control value at a time until optimal policy is determined
• The principle of invariant imbedding is :
  ক

  The optimal control sequence is function of initial state

  খ

  The optimal control sequence is function of number of stages N

  গ

  Control problem is imbedded with the family of problems with fixed initial value and final state

  ঘ

  The optimal control sequence is function of final state
• The choice of control vector is considered decision of interest in :
  ক

  Multistage process of N stages

  খ

  Minimizing the performance index

  গ

  Optimal policy or sequence

  ঘ

  All of the mentioned
• The optimization method based on dynamic programming views :
  ক

  Control problem as the multistage decision problem

  খ

  Control input as a time sequence of decisions

  গ

  A sampled data system gives rise to sequence of transformations of the original state vector

  ঘ

  All of the mentioned