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.Management Sciences
Category: Control Systems
Which of the following is exhibited by Root locus diagrams ?
A. The poles of the transfer function for a set of parameter values
B. The bandwidth of the system
C. The response of a system to a step input
D. The frequency response of a system
F. None of the above
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
With feed back __________ reduces?
A. system stability
B. system gain
C. system stability and gain
D. none of the above
A control system working under unknown random actions is called______________?
A. computer control system
B. digital data system
C. stochastic control system
D. adaptive control system
____________is a part of the human temperature control system?
A. Digestive system
B. Perspiration system
C. Ear
D. Leg movement
Which of the following devices is used for conversion of co-ordinates ?
A. Microsyn
B. Selsyn
C. Synchro-resolver
D. Synchro-transformer
A phase lag lead network introduces in the output_______________?
A. lag at all frequencies
B. lag at high frequencies and lead at low frequencies
C. lag at low frequencies and lead at high frequencies
D. none of the above
In thermal-electrical analogy charge is considered analogous to_______________?
A. heat flow
B. reciprocal of heat flow
C. reciprocal of temperature
D. temperature
F. none of the above
signal will become zero when the feedback signal and reference signs are equal?
A. Input
B. Actuating
C. Feedback
D. Reference
In electrical-pneumatic system analogy the current is considered analogous to_____________?
A. velocity
B. pressure
C. air flow
D. air flow rate
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