Transmission and distribution

41. In the analysis of which of the following lines shunt capacitance is neglected?

Short transmission lines
Medium transmission lines
Long transmission lines
Medium as well as long transmission lines

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neglected?" class="read-more button" href="https://exam.pscnotes.com/mcq/in-the-analysis-of-which-of-the-following-lines-shunt-capacitance-is-neglected/#more-43326">Detailed SolutionIn the analysis of which of the following lines shunt capacitance is neglected?

42. For aluminium, as compared to copper, all the following factors have higher values except

Specific volume
Electrical conductivity
Coefficient of linear expansion
Resistance per unit length for same cross-section

Detailed SolutionFor aluminium, as compared

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to copper, all the following factors have higher values except

43. The operating voltage of high voltage cables is up to

l.lkV
3.3kV
6.6kV
llkV

Detailed Solution

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class="screen-reader-text">The operating voltage of high voltage cables is up to

44. When an alternator connected to the bus-bar is shut down the bus-bar voltage will

Fall
Rise
Remain unchanged
None of the above

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class="read-more button" href="https://exam.pscnotes.com/mcq/when-an-alternator-connected-to-the-bus-bar-is-shut-down-the-bus-bar-voltage-will/#more-42865">Detailed SolutionWhen an alternator connected to the bus-bar is shut down the bus-bar voltage will

45. When a conductor carries more current on the surface as compared to core, it is due to

Permeability variation
Corona
Skin effect
Unsymmetrical fault

Detailed SolutionWhen a

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conductor
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carries more current on the surface as compared to core, it is due to

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