A control system working under unknown random actions is called______________?

Related Mcqs:

1. The temperature, under thermal and electrical system analogy, is considered analogous to_______________?

   A. voltage B. current C. capacitance D. charge F. none of the above...

2. The transfer function technique is considered as inadequate under which of the following conditions ?

   A. Systems having complexities and non-linearities B. Systems having stability problems C. Systems having multiple input disturbances D. All of the above...

3. ____________is a part of the human temperature control system?

   A. Digestive system B. Perspiration system C. Ear D. Leg movement...

4. A control system with excessive noise, is likely to suffer from_______________?

   A. saturation in amplifying stages B. loss of gain C. vibrations D. oscillations...

5. _______________is an open loop control system?

   A. Ward Leonard control B. Field controlled D.C. motor C. Stroboscope D. Metadyne...

6. The viscous friction co-efficient, in force-voltage analogy, is analogous to______________?

   A. charge B. resistance C. reciprocal of inductance D. reciprocal of conductance F. none of the above...

7. ___________From which of the following transfer function can be obtained ?

   A. Signal flow graph B. Analogous table C. Output-input ratio D. Standard block system F. None of the above...

8. A differentiator is usually not a part of a control system because it______________?

   A. reduces damping B. reduces the gain margin C. increases input noise D. increases error...

9. A conditionally stable system exhibits poor stability at______________?

   A. low frequencies B. reduced values of open loop gain C. increased values of open loop gain D. none of the above...

10. Pressure error can be measured by which of the following ?

    A. Differential bellows and straingauge B. Selsyn C. Strain gauge D. Strain gauge and potentiometer...