A. Radial system
B. Tree system
C. Ring main system
D. All are equally reliable
Related Mcqs:
- By which of the following systems electric power may be transmitted ?
A. Overhead system
B. Underground system
C. Both A. and (b)
D. None of the above - The loads on distributors systems are generally__________________?
A. balanced
B. unbalanced
C. either of the above
D. none of the above - Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical?
A. Static condenser
B. Synchronous condenser
C. Tap changing transformer
D. Booster transformer - Which of the following materials is not used for transmission and distribution of electrical power________________?
A. Copper
B. Aluminium
C. Steel
D. Tungsten - Which of the following D.C. distribution system is the simplest and lowest in first cost ?
A. Radial system
B. Ring system
C. Inter-connected system
D. None of the above - _______________are the conductors, which connect the consumer’s terminals to the distribution?
A. Distributors
B. Service mains
C. Feeders
D. None of the above - Which of the following characteristics should the line supports for transmission lines possess?
A. Low cost
B. High mechanical strength
C. Longer life
D. All of the above - In a substation the following equipment is not installed?
A. exciters
B. series capacitors
C. shunt reactors
D. voltatre transformers - For aluminium, as compared to copper, all the following factors have higher values except:
A. specific volume
B. electrical conductivity
C. co-efficient of linear expansion
D. resistance per unit length for same cross-section - Which of the following materials is used for overhead transmission lines ?
A. Steel cored aluminium
B. Galvanised steel
C. Cadmium copper
D. Any of the above
