The type 0 system has ___________ at the origin?
(A) no pole
(B) net pole
(C) simple pole
(D) two poles F. none of the above
The position and velocity errors of a type-2 system are_____________?
(A) constant, constant
(B) constant, infinity
(C) zero, constant
(D) zero, zero
Phase margin of a system is used to specify which of the following ?
(A) Frequency response
(B) Absolute stability
(C) Relative stability
(D) Time response
____________technique is not applicable to nonlinear system ?
(A) Nyquist Criterion
(B) Quasi linearization
(C) Functional analysis
(D) Phase-plane representation
_____________is not a final control element?
(A) Control valve
(B) Potentiometer
(C) Electropneumatic converter
(D) Servomotor
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
If the gain of the critical damped system is increased it will behave as______________?
(A) oscillatory
(B) critically damped
(C) overdamped
(D) underdamped F. none of the above
technique gives quick transient and stability response______________?
(A) Root locus
(B) Bode
(C) Nyquist
(D) Nichols
With feed back __________ reduces?
(A) system stability
(B) system gain
(C) system stability and gain
(D) none of the above
Which of the following is an advantage of electric traction over other methods of traction ?
(A) Faster acceleration
(B) No pollution problems
(C) Better braking action
(D) All of the above