Power System-I Quiz1

In a transmission line system, the feeders act as input to _________

• a) distributors

• b) service mains

• c) transformer sub stations

• d) all of the mentioned

One needs to design the distributors, the parameter which will be considered for the design of it?

• a) voltage drop in it

• b) current flowing

• c) operating voltage

• d) operating frequency

. One would design the feeders of the transmission system based on its ____________

• a) current capacity

• b) voltage drop

• c) operating voltage

• d) all of the mentioned

Before installing any transmission system, one has to decide about the type of the transmission system to be employed. Considering a monetary shortage and economical setup, one would take up _____________

• a) underground system

• b) overhead system

• c) underground or overhead system

• d) can be chosen randomly.

The volume of copper required in a transmission system is proportional to _________

• a) voltage and power factor

• b) power factor

• c) voltage

• d) current

While deciding an efficient and economical transmission and distribution system, the preferred distribution system will be _____________

• a) single phase, 2 wire

• b) two phase, 3 wire

• c) three phase, 3 wire

• d) three phase, 4 wire

In India, the preferred poles used in the transmission and distribution is ______

• a) Steel poles

• b) RCC poles

• c) Steel and RCC poles

• d) Wood poles

Copper has got higher resistivity than aluminium which makes it less used in transmission system.

• a) True

• b) False

Which type of insulator is used on 132 kV transmission lines?

• a. Pin type.

• b. Disc type.

• c. Shackle type.

• d. Pin and shackle type.

Which type of insulators is mainly used for low voltage overhead lines?

• a. Pin type.

• b. Shackle type.

• c. Suspension type.

• d. None of these.