Transmission and distribution Archives

21. The operating voltage of super-tension cables is up to

3.3 kV

6.6 kV

11 kV

33 kV

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22. In a D.C. 3-wire distributor using balancers and having unequal loads on the two sides

both balancers run as generators

both balancers run as motors

3-wire distributor using balancers and having unequal loads on the two sides A. both balancers run as generators B. both balancers run as motors C. balancer connected to lightly- loaded side runs as a motor

balancer connected to heavily- loaded side runs as a motor

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having unequal loads on the two sides" class="read-more button" href="https://exam.pscnotes.com/mcq/in-a-d-c-3-wire-distributor-using-balancers-and-having-unequal-loads-on-the-two-sides/#more-55221">Detailed Solution

23. A uniformly loaded D.C. distributor is fed at both ends with equal voltages. As compared to a similar distributor fed at one end only, the drop at the middle point is

One-fourth

One-third

distributor is fed at both ends with equal voltages. As compared to a similar distributor fed at one end only, the drop at the middle point is A. One-fourth B. One-third C. One-half

Twice

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is fed at both ends with equal voltages. As compared to a similar distributor fed at one end only, the drop at the middle point is" class="read-more button" href="https://exam.pscnotes.com/mcq/a-uniformly-loaded-d-c-distributor-is-fed-at-both-ends-with-equal-voltages-as-compared-to-a-similar-distributor-fed-at-one-end-only-the-drop-at-the-middle-point-is/#more-54186">Detailed Solution

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

Distributors

Service mains

Feeders

None of the above

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class="youtube-subscribe-button"> Subscribe on YouTube class="screen-reader-text">________ are the conductors, which connect the consumer’s terminals to the distribution.

25. A feeder, in a transmission system, feeds power to

Distributors

Generating stations

Service mains

All of the above

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26. The steel used in steel cored conductors is usually

Alloy steel

Stainless steel

Mild steel

High speed steel

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27. There is a greater possibility of occurrence of corona during

Dry weather

Winter

Summer heat

Humid weather

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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">There is a greater possibility of occurrence of corona during