IS HI-POT TEST DONE ON A TRANSFORMER - YES OR NO? WHY?

4 Answers  

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What is the importance of Form B to state Electricity Boards?

1 Answers  

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What is Tachometer used to measure?

0 Answers   Blue Star,

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What happens when ac supply is given as excitation voltage instead of dc supply

1 Answers  

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what is High resistance grounding and whatis the criteria for the selection of High resistance grounding

0 Answers   MAHINDRA,

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what is work of choke in tube light?

4 Answers   L&T,

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what is the specific gravity of fully charged battery

14 Answers  

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Explain why the Voltage drop will happen in 3 Phase line?

3 Answers  

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How to size fuse? How to size MCB?

0 Answers  

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Which type of arc protection devices used.

2 Answers   KSEB, L&T, Siemens,

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how the vaccum ckt breaker workes..? how the arc is quenching in it?

1 Answers  

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installation of subsatation of33kv

0 Answers  

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