Answer / srihari

Hydrogen cooling is preferred because the specific heat is
14.5
times than air and it is less weight.
air cooling and water cooling are other types of cooling
arrangements

how electrical earthing maintenance done in industry?

0 Answers   L&T,

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Parts of machine and their discription in details with suitable photo

0 Answers  

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only three phases are coming in step down tranformers.how to get neutral?

5 Answers  

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For load of 1 nos 3 TR Air Conditioners,6nos of 60 Watt Tibe Lights, 2 nos 200 W Outdoor Lights,1 no Coffee maker.All may work at the same timehow do I select DG Set Rating ,pLease advise the calculations

1 Answers  

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A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????

0 Answers  

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in the farm,water tank of 8000 litter capacity situated in 12 meter above.Farm owner want to lift 7000 litter of water within 7 minute to water tank of 12 meter above.which motor having HP rating is suitable for pumping??

1 Answers   ABB, Anchor, Havells, Keltron, KSEB, L&T, vguard,

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What is reactive power?

7 Answers   Suzlon,

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we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?

5 Answers   ABB,

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why mccb is not tripping when phase & neutral terminal are interched ?

4 Answers  

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what is wore of PLC ?

1 Answers  

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Describe the colour rendering properties of i) tungsten filament lamps ii) tubular fluorescent lamp

0 Answers  

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plz explain the snubber circuit unit

1 Answers  

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