Answer / k.prakashchandra

Its huge metal body acts as ground

Answer / sandma

there is no necessity of grounding in the ships.It works on d.c.

tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?

10 Answers   ABB,

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why ups rated in kva

1 Answers   MRF,

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What are the site acceptance tests for power cables, DG Sets, LT panels & 30kVA UPS ?

0 Answers  

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A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

0 Answers   Ittiam Systems,

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what is transformer

63 Answers   ABB, Advance Power Controls, CERC, Electrical, Electrical Supervisor Competency Certificate, ETA, IBM, Jindal,

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What is EMC filter in VVVF Drive ?

0 Answers   Bengal Energy,

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Explain in details how you would react to an unexpected incident when your supervisor or manager is not around to give instructions?

1 Answers  

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if a motor is running at 1500rpm then how you can find its HP

1 Answers   Construction,

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What is the Surge suppresor? Why using in a UDB's and How it works?

0 Answers  

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How to calculate unit consumption on the basis of load. kWH=kwXhrs.is it correct? kw is motor load.What is unit consumption at 100% load, 50% load & on no load.

6 Answers   GIL,

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what is skin effect and why is it absent in DC systems

4 Answers  

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CORRECT INFORMATION ABOUT TRANSFORMERS,what actually transformer is?

6 Answers  

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