Answer / hardik patel

we want to measur the insulation resistance.for resistance
we have to use a dc voltage.

Answer / k.prakashchandra

To maintain the potential difference continuously

Why mostly the HV side of transformer has Delta?

0 Answers  

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Hi,iam a diploma in electrical engineering.rtd from indian air force in apr 2007.prsently working in reliance next link as a network maintenance engineer since 2007,can i get a job in motherson sumi.

0 Answers   Motherson, Motherson Molds and Diecasting Ltd.,

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why the motor running in delta connection ? it can be in star?

13 Answers   NTPC,

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Comparing to AC transmission, corona & R in DC transmission is……. a) lower b) higher c) same

3 Answers  

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I am new guy as an electrical engr. in a 100MW HFO based power project. I am in operations division. I have noticed from last few days, my supervisor sends the last 24 hours energy generation calculation to my plant manager. I have noticed, he calculated last 24 hour's generated energy differences in KWH then he multiplied it with a multiplying factor 960. for example: total difference =2.685 KWH*960= 2577.6 MWH. but he does not not know what is multiplying factor 960?? can anybody explain it??

1 Answers   Orion,

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1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 Answers  

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How the train speed control?

1 Answers   Bhel,

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How to reverse the direction of a DC motor ? By reversing the Armature wires or by reversing the field wires

2 Answers   KFC,

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Type of cable insulation?

3 Answers   Essar,

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How to differentiate 220 Kv & 132 Kv line transmission tower if there are no specifications given on towers?

3 Answers   Karam, Power Grid,

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what is the job description of a LOW CURRENT ELECTRCIAL ENGINEER in a industry?

1 Answers   BTAT, Powercraft, Prince Glass, Sterling,

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what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?

0 Answers   CG,

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