Transmission Types - MCQs with answers

Transmission Types - MCQs with answers

Q1. What is the highest possible transmission voltage in India?

a. 675 kV
b. 765 kV
c. 132 kV
d. 440 kV

View Answer / Hide Answer

Q2. What is the main reason for using the high voltage for the long distance power transmission?

a. Reduction in the transmission losses.
b. Reduction in the time of transmission.
c. Increase in system reliability.
d. None of these.

View Answer / Hide Answer

Q3. The volume of copper required in case of three wire two phase ac systems is how many times to that of two wired dc system?

a. 2/cos²φ
b. 1/2 cos²φ
c. 1.457/ cos²φ
d. 6/1.457 cos²φ

View Answer / Hide Answer

Q4. The volume of copper required in case of four wire two phase ac systems is how many times to that of two wired dc system?

a. 2/cos²φ
b. 1/2 cos²φ
c. 1.457/ cos²φ
d. 6/1.457 cos²φ

View Answer / Hide Answer

Q5. By increasing the transmission voltage double of its original value, the same power can be despatched keeping the line losses

a. Equal to its original value.
b. Half of its original value.
c. Double the original value.
d. One - fourth of the original value.

View Answer / Hide Answer