Electrical control systems questions with answers
91 multiple-choice questions. Open any question for its answer and explanation.
- As a result of introduction of negative feedback which of the following will not decrease?
- The transient response, with feedback system,
- Mass, in force-voltage analogy, is analogous to
- In a system low friction coefficient facilitates
- Transfer function of a system is used to calculate which of the following ?
- Phase margin of a system is used to specify which of the following ?
- In a stable control system saturation can cause which of the following ?
- With feedback _____ increases.
- Which of the following is the non-linearity caused by servomotor ?
- Velocity error constant of a system is measured when the input to the system is unit _______ function.
- From which of the following transfer function can be obtained ?
- Which of the following can be measured by the use of a tachogenerator ?
- An increase in gain, in most systems, leads to
- Which of the following statements is not necessarily correct for open control system ?
- In thermal-electrical analogy charge is considered analogous to
- The capacitance, in force-current analogy, is analogous to
- Which of the following is an open loop control system ?
- A signal other than the reference input that tends to affect the value of controlled variable is known as
- has tendency to oscillate.
- A control system in which the control action is somehow dependent on the output is known as
- Zero initial condition for a system means
- Is the reference input minus the primary feedback.
- In pneumatic control systems the control valve used as final control element converts
- In force-voltage analogy, velocity is analogous to
- In order to increase the damping of a badly underdamped system which of following compensators may be used ?