how to calculate cable size by amp

19 Answers   CDS,

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which cable is preferred PVC OR XLPE for voltage from 220V to 11 KV with proper justification

1 Answers   BARC, Sail,

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Why do we need ring main unit (RMU). what is its purpose and its advantages . what is the operating function of rmu

6 Answers   MahaDiscom,

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Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

0 Answers  

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why in scott connection of transformers, main transformer is tapped at 50% and teaser transformer at 86.6%?

5 Answers   Bhel, Bosch, College School Exams Tests, Wipro,

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To transmit the Power which must be present…? a) Reactance b) Resistance c) Capacitance d) none of above

9 Answers   ABC,

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defined power system?

3 Answers   Spanco,

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what is the mho relay

3 Answers  

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what is mean by flux

2 Answers  

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What are the main Electrical IS rules?

3 Answers  

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Why do we mostly prefer to generate and distribute electricity in 3 phase and not in 4 phase or 5 phase?

0 Answers   IOCL,

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what is grounding & what is the value of groumding rod 2.5m?

3 Answers  

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