Top 150+ Solved Transmission and Distribution of Electrical Energy MCQ Questions Answer
Q. High voltage transmission lines use
a. suspension insulators
b. pin insulators
c. both (a) and (b)
d. none of the above
Q. Multicore cables generally use
a. square conductors
b. circular conductors
c. rectangular conductors
d. sector-shaped conductors
Q. Distribution lines in India generally use
a. wooden poles
b. R.C.C. poles
c. steel towers
d. none of the above
Q. The material commonly used for insulation in high voltage cables is
a. lead
b. paper
c. rubber
d. none of the above
Q. The loads on distributors systems are generally
a. balanced
b. unbalanced
c. either of the above
d. none of the above
Q. Overhead lines generally use
a. copper conductors
b. all aluminium conductors
c. A.C.S.R. conductors
d. none of these
Q. The material generally used for armour of high voltage cables is
a. aluminium
b. steel
c. brass
d. copper
Q. The material commonly used for sheaths of underground cables is
a. lead
b. rubber
c. copper
d. iron
Q. The minimum clearance between the ground and a 220 kV line is about
a. 4.3 m
b. 5.5 m
c. 7.0 m
d. 10.5 m
Q. The spacing between phase conductors of a 220 kV line is approximately equal to
a. 2 m
b. 3.5 m
c. 6 m
d. 8.5 m
Q. Large industrial consumers are supplied electrical energy at
a. 400 V
b. 11 kV
c. 66 kV
d. 400 kV
Q. In a D.C. 3-wire distribution system, balancer fields are cross-connected in order to
a. boost the generated voltage
b. balance loads on both sides of the neutral
c. make both machine^ run as unloaded motors
d. equalize voltages on the positive and negative outers