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.Management Sciences
Category: Electrical Engineering Mcqs
Which of the following power plant has least efficiency_________?
A. Nuclear power plant
B. Hydro power plant
C. Steam power plant
D. Diesel power plant
The loads on distributors systems are generally__________________?
A. balanced
B. unbalanced
C. either of the above
D. none of the above
Magnetic circuit breaker has ___________ trip action
A. delayed
B. instantaneous
C. both of the above
D. none of the above
Load carrying capacity of belt conveyor is about___________?
A. 20 to 40 tonnes/hr
B. 50 to 100 tonnes/hr
C. 100 to 150 tonnes/hr
D. 150 to 200 tonnes/hr
310 km line is considered as_______________?
A. a long line
B. a medium line
C. a short line
D. any of the above
Which of the following statements regarding repulsion-start induction motor is incorrect ?
A. It requires more maintenance of commutator and other mechanical devices
B. It makes quite a bit of noise on starting
C. In fractional horse power motors, it has replaced the capacitor motors
D. It is not easily reversed
N atural air coo ling is generally restricted for transformers up to__________?
A. 1.5 MVA
B. 5 MVA
C. 15 MVA
D. 50 MVA
Which of the following motors is most suitable for signalling devices and many kinds of timers ?
A. D.C. shunt motor
B. D.C. series motor
C. Induction motor
D. Reluctance motor
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