What is the formula for calculating no-load current?

0 Answers  

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Off-circuit Tap changers in distribution transformer required

1 Answers  

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Why should we use jelly filled armoured cables in underground Communication system? What is the use of the Jelly? If we go for unarmoured, then what happens?

1 Answers   Prasad Group,

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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The unit of electrical charge is the

1 Answers  

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which tap of the transormer you will use in critical condition(worst)?

1 Answers  

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Can a dc motor works as a dc generator. If yes , then how?

2 Answers  

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what does mean ct knee voltage and burden 

1 Answers  

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What does the kvar means?

0 Answers  

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how much load should be given on 5 mva transformer

7 Answers   NTPC, OHPC, Power Grid,

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How to connect a ELCB with contactor and relay ?

0 Answers  

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what are the units of cable insulation?

3 Answers  

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