What is Effect of Temperature Rise on Transmission lines

Effect of Temperature Rise on Transmission lines is:

  1. Increase in sag and tension
  2. Decrease in sag and tension
  3. Increase in sag and decrease in tension
  4. Decrease in sag and increase in tension

Correct answer: 3. Increase in sag and decrease in tension

More Power Transmission and Distribution MCQ

  1. If the conductor diameter decreases, the inductance of the line
  2. If the supply frequency increases, the skin effect will increase or Decrease
  3. In the stormy weather corona occurs at
  4. Increase in sag of transmission lines impacts tension as
  5. Increasing conductor spacing will impact corona as
  6. Low power factors in transmission lines
  7. Main drawback of underground power transmission and distribution over the Overhead system is
  8. Major advantage of underground power transmission and distribution over the Overhead system is
  9. Major factor of consideration while designing a distributor is
  10. Modeling of long transmission lines is done through
  11. Power factor of HVDC transmission lines is
  12. Rated voltage of 3 phase power system is in
  13. Sag of transmission lines in summer is

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