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.Management Sciences
Category: Control Systems
In pneumatic control systems the control valve used as final control element converts____________?
A. pressure signal to electric signal
B. pressure signal to position change
C. electric signal to pressure signal
D. position change to pressure signal
F. none of the above
Mass, in force-voltage analogy, is analogous to________________?
A. charge
B. current
C. inductance
D. resistance
The initial response when tne output is not equal to input is called_____________?
A. Transient response
B. Error response
C. Dynamic response
D. Either of the above
An amplidyne can give which of the following characteristics ?
A. Constant current
B. Constant voltage
C. Constant current as well as constant voltage
D. Constant current, constant voltage and constant power
F. None of the above
_____________is the reference input minus the primary feedback?
A. Manipulated variable
B. Zero sequence
C. Actuating signal
D. Primary feedback
Which of the following is the best method for determining the stability and transient response ?
A. Root locus
B. Bode plot
C. Nyquist plot
D. None of the above
technique gives quick transient and stability response______________?
A. Root locus
B. Bode
C. Nyquist
D. Nichols
The position and velocity errors of a type-2 system are_____________?
A. constant, constant
B. constant, infinity
C. zero, constant
D. zero, zero
Which of the following should be done to make an unstable system stable ?
A. The gain of the system should be decreased
B. The gain of the system should be increased
C. The number of poles to the loop transfer function should be increased
D. The number of zeros to the loop transfer function should be increased
An automatic toaster is a ___________ loop control system?
A. open
B. closed
C. partially closed
D. any of the above
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