Power Transmission MCQs Part 11

Power Transmission MCQs Part 11

RCC poles usually have a span of

RCC poles usually have a span of

  1. 250 to 500 m
  2. 100 to 150 m
  3. 50 to 100 m
  4. 5 to 50 m

Correct answer: 2. 100 to 150 m

Cross arms used in transmission lines are made of

Cross arms used in transmission lines are made of

  1. Steel
  2. Aluminum
  3. Copper
  4. RCC

Correct answer: 1. Steel

Practical application of guy wire is to

Practical application of guy wire is to

  1. Support the pole
  2. Provide protection against surges
  3. Provide emergency earth route
  4. All of these

Correct answer: 1. Support the pole

Galloping in transmission line conductor ascends because of

Galloping in transmission line conductor ascends because of

  1. Asymmetrical layers of ice formation
  2. Acceptance of horizontal current configuration
  3. Vortex phenomenon in light winds
  4. Heavy weight of the line conductors

Correct answer: 1. Asymmetrical layers of ice formation

If the conductors are dead-ended or there is a change in the direction of the transmission line, the insulators employed are of

If the conductors are dead-ended or there is a change in the direction of the transmission line, the insulators employed are of

  1. Pin type
  2. Strain type
  3. Shackle type
  4. Suspension type

Correct answer: 2. Strain type

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