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.Management Sciences
Category: Electrical Engineering Mcqs
In open loop system_____________?
A. the control action depends on the size of the system
B. the control action depends on system variables
C. the control action depends on the input signal
D. the control action is independent of the output
A terminal where three on more branches meet is known as______________?
A. node
B. terminus
C. combination
D. anode
In a tansistor, IC = 100 mA and IE = 100.2 mA. The value of ß is____________?
A. 100
B. 50
C. about 1
D. 200
D.C. machines designed with a large value of air gap length have_____________?
A. worst, ventilation
B. poor ventilation
C. better ventilation
D. none of the above
Anode current in an SCR consists of____________?
A. holes only
B. electrons only
C. either electron or holes
D. Both electron and holes
In each of the three coils of a three phase generator, an alternating voltage having an r.m.s. value of 220 V is induced. Which of the following values is indicated by the voltmeters ______?
A. 220 V
B. 220V3V
C. 220/V3 V
D. none of the above
At parallel resonance, the phase angle between the applied voltage and circuit current is _____________?
A. 90o
B. 180o
C. 0o
D. None of the above
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