Transmission and distribution

3. The use of strain type insulators is made where the conductors are

Dead ended
At intermediate anchor towers
Any of the above
None of the above

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strain type insulators is made where the conductors are" class="read-more button" href="https://exam.pscnotes.com/mcq/the-use-of-strain-type-insulators-is-made-where-the-conductors-are/#more-49546">Detailed SolutionThe use of strain type insulators is made where the conductors are

4. are the conductors, which connect the consumer’s terminals to the distribution

Distributors
Service mains
Feeders
None of the above

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the distribution" class="read-more button" href="https://exam.pscnotes.com/mcq/are-the-conductors-which-connect-the-consumers-terminals-to-the-distribution/#more-49450">Detailed Solutionare the conductors, which connect the consumer’s terminals to the distribution

5. The following system is not generally used

1-phase 3-wire
1-phase 4-wire
3-phase 3-wire
3-phase 4-wire

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target="_blank" class="youtube-subscribe-button"> Subscribe on YouTube href="https://exam.pscnotes.com/mcq/the-following-system-is-not-generally-used/#more-49175">Detailed SolutionThe following system is not generally used

6. Which of the following methods is used for laying of underground cables?

Direct laying
Draw-in-system
Solid system
All of the above

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7. Transmitted power remaining the same, if supply voltage of a D.C. 2-wire feeder is increased 100 percent, saving in copper is

25 percent
50 percent
2-wire feeder is increased 100 percent, saving in copper is A. 25 percent B. 50 percent C. 75 percent
100 percent

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increased 100 percent, saving in copper is"
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8. Which of the following materials is used for overhead transmission lines?

Steel cored aluminium
Galvanised steel
Cadmium copper
Any of the above

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for overhead transmission lines?" class="read-more button" href="https://exam.pscnotes.com/mcq/which-of-the-following-materials-is-used-for-overhead-transmission-lines/#more-48716">Detailed SolutionWhich of the following materials is used for overhead transmission lines?

9. Constant voltage transmission entails the following disadvantage

Large conductor area is required for same power transmission
Short-circuit current of the system is increased
Either of the above
None of the above

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10. The power factor of industrial loads is generally

Unity
Lagging
Leading
Zero

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132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube class="screen-reader-text">The power factor of industrial loads is generally
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