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.Management Sciences
Category: Electrical Engineering Mcqs
Load curve helps in deciding___________?
A. total installed capacity of the plant
B. sizes of the generating units
C. operating schedule of generating units
D. all of the above
A negative clipper removes the ______________half-cycles of the input voltage?
A. Negative
B. Positive
C. Both positive and negative
D. None of the above
For similar carrier and modulating signals, the line current used in CSI is__________?
A. Identical to line voltage in a VSI
B. Identical to line current in VSI
C. Identical to phase voltage in VSI
D. Identical to phase voltage in CSI
The impurity atoms is semiconductors_____________?
A. inject more charge carriers
B. reduce the energy gap
C. increase the kinetic energy of valence electrons
D. all of the above
Specific energy consumption becomes________________?
A. more on steeper gradient
B. more with high train resistance
C. less if distance between stops is more
D. all of the above
A JFET has high input impedance because _________________?
A. it is made of semiconductor material
B. input is reverse biased
C. of impurity atoms
D. none of the above
When an ammeter is inserted in the circuit, the circuit current will _____________?
A. Increase
B. Decrease
C. Remain the same
D. None of the above
A certain regulator has a no-load voltage of 6 V and a full-load output of 5.82 V. What is the load regulation ?
A. 09%
B. 87 %
C. 72 %
D. None of the above
A radio receiver has____________of amplification?
A. One stage
B. Two stages
C. Three stages
D. More than one stages
Maximum demand on a power plant is_________________?
A. the greatest of all “short time interval averaged” demand during a period
B. instantaneous maximum value of kVA supplied during a period
C. both A. or B.
D. none of the above
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