Control Systems
Two identical first order systems have been cascaded non interactively. The unit step response of the systems will be

 Over damped
 under damped
 critical damped
 un damped

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Control Systems
What is the full form of SPICE ?

  Simulated program with integrated circuit analysis.
 None of these.
 Sequential program with integrated circuit analysis.
 Stimulated program with integrated circuit arrangement.

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Control Systems
In the integral control of the single area system frequency error is reduced to zero. Then

 integrator o/p increases but speed changer position comes down.
  integrator output and speed changer position attain a constant value.
 integrator o/p decreases but speed changer position moves up.
 integrator o/p decreases and speed changer position comes down.

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