Transmission and Distribution

A. Short transmission lines
B. Medium transmission lines
C. Long transmission lines
D. Medium as well as long transmission lines

A. 150 to 220 kV
B. 100 to 120 kV
C. 60 to 100 kV
D. 20 to 50 kV

A. presence of ozone detected by odour
B. hissing sound
C. faint luminous glow of bluish colour
D. all of the above

A. Frequency of the current
B. Size of the conductor
C. Resistivity of the conductor material
D. All of the above

A. large conductor area is required for same power transmission
B. short-circuit current of the system is increased
C. either of the above
D. none of the above

A. primary winding
B. secondary winding
C. high voltage winding
D. any of the above

A. Static condenser
B. Synchronous condenser
C. Tap changing transformer
D. Booster transformer

A. specific volume
B. electrical conductivity
C. co-efficient of linear expansion
D. resistance per unit length for same cross-section

A. 132 kV
B. 66 kV
C. 33 kV
D. 11 kV

A. 1.5
B. 2.7
C. 4.2
D. 7.8