Answer Posted / k.prakashchandra

Perfect vacuum is not possible.

Differentiate between real and apparent power?

1160

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Name the component u would expect to find in a switchgear assembly?

2032

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sir i ve applied for hindustan petroleum and power grid india ltd..and the exams on feb 22.can you pls send model papers and tell how to prepare for those.i need to get into any of these for sure.....

2173

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where is core-type and shell-type construction suitable for transformers ?

2092

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Role of active and reactive Power sharing in between two synchronized Generators, Droop Setting role ?

1759

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Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.

2077

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what is deffrence between squirral cage and wound rotor in IM?

1970

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what is the meaning of vcc

2514

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what happens if earth of 33kv cable is not connected to earthing pits? please send this query's answer to ngrm.sudha249@gmail.com

2033

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What is the abbreviation of NGT panel

2041

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Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5397

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I HAVE BEEN SELECTED FOR APGENCO A.E(ELECTRICAL) 2008.HOW MUCH WEIGHTAGE FOR INTERVIEW AND WRITTEN TEST.HOW I HAVE TO PREPARE. PLEASE GIVE INFORMATION IF U KNOW.WHAT ABT G.D THIS TIME.CALL RATIO 1:2

2923

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will 1050kva DG set withstand for back charge of 16MVA transformer

1856

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what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB

2098

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1)we have 1000 cfm Blower,Dia-1Mtr,Velocity of air 94 m/s 2)We have Natural Air velocity 94m/s 3If i Put Wind Mill in natural air ,speed is 94m/s Then it will generate Assume 100kw 4)If i put same wind mill across the Blower,air speed is same 94m/s now the Question is Will it generate 100 kw?

2005

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