Closed-Loop Frequency Response
Closed-Loop Frequency Response 1. Closed loop frequency response is very useful as : a) It approximately predicts the time response of the systems b) Time response are converted into time…
Assessment of Relative Stability Using Nyquist Criterion
Assessment of Relative Stability Using Nyquist Criterion 1. The phase margin (in degrees) of a system having the loop transfer function G(s) H(s)=2√3/s(s+1) is: a) 45° b) -30° c) 60°…
Time Domain Analysis
Time Domain Analysis MCQ 1. The system with the open loop transfer function 1/s(1+s) is: a) Type 2 and order 1 b) Type 1 and order 1 c) Type 0…
Nyquist Stability Criterion
Nyquist Stability Criterion MCQ 1. Which principle specifies the relationship between enclosure of poles & zeros by s-plane contour and the encirclement of origin by q(s) plane contour? a) Argument…
Mathematical Preliminaries
Mathematical Preliminaries 1. Which of the following devices is used for conversion of co-ordinates? a) Microsyn b) Selsyn c) Synchro-resolver d) Synchro-transformer Answer: c Explanation: Synchro-Resolver is rotary transformer used…
Experimentation of Transfer Function
Experimentation of Transfer Function MCQ 1. The impulse response of a LTI system is a unit step function, then the corresponding transfer function is a) 1/s b) 1/s2 c) 1…
All-pass & Minimum-phase Systems
All-pass & Minimum-phase Systems 1. A minimum phase unity feedback system has a bode plot with a constant slope of -20dB/decade for all frequencies. What is the value of the…
Bode Plots MCQ
Bode Plots MCQ 1. Assertion (A): Relative stability of the system reduces due to the presence of transportation lag. Reason (R): Transportation lag can be conveniently handled by Bode plot.…
Polar Plots MCQ
Polar Plots MCQ 1. The constant M circle for M=1 is the a) straight line x=-1/2 b) critical point (-1j0) c) circle with r= 0.33 d) circle with r=0.67 Answer:…
Frequency Response MCQ
Frequency Response MCQ 1. Scientist Bode have contribution in : a) Asymptotic plots b) Polar plots c) Root locus technique d) Constant M and n circle Answer: a Explanation: Asymptotic…
