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This set of Control Systems Multiple Choice Questions & Answers (MCQs) focuses on Linear Programming Problem Set 4
Q1 | In pneumatic control systems the control valve used as final control element converts
- pressure signal to electric signal
- pressure signal to position change
- electric signal to pressure signal
- position change to pressure signal
Q2 | Pressure error can be measured by which of the following ?
- differential bellows and straingauge
- selsyn
- strain gauge
- strain gauge and potentiometer
Q3 | Which of the following devices is used for conversion of co-ordinates ?
- microsyn
- selsyn
- synchro-resolver
- synchro-transformer
Q4 | The effect of error damping is to
- provide larger settling lime
- delay the response
- reduce steady state error
- any of the above
Q5 | technique gives quick transient and stability response
- root locus
- bode
- nyquist
- nichols
Q6 | A phase lag lead network introduces in the output
- lag at all frequencies
- lag at high frequencies and lead at low frequencies
- lag at low frequencies and lead at high frequencies
- none of the above
Q7 | Which of the following is the non-linearity caused by servomotor ?
- static friction
- backlash
- saturation
- none of the above
Q8 | can be extended to systems which are time-varying ?
- bode-nyquist stability methods
- transfer functions
- root locus design
- state model representatives
Q9 | When the initial conditions of a system are specified to be zero it implies that the system is
- at rest without any energy stored in it
- working normally with reference input
- working normally with zero reference input
- at rest but stores energy
Q10 | Which of the following is an electromagnetically device ?
- induction relay
- thermocouple
- lvdt
- any of the above
Q11 | A differentiator is usually not a part of a control system because it
- reduces damping
- reduces the gain margin
- increases input noise
- increases error
Q12 | If the gain of the critical damped system is increased it will behave as
- oscillatory
- critically damped
- overdamped
- underdamped
Q13 | In a control system integral error compensation _______ steady state error
- increases
- minimizes
- does not have any effect on
- any of the above
Q14 | An amplidyne can give which of the following characteristics ?
- constant current
- constant voltage
- constant current as well as constant voltage
- constant current, constant voltage and constant power
Q15 | Which of the following can be measured by LVDT?
- displacement
- velocity
- acceleration
- any of the above