Answer Posted / answr

These +ve and -ve supply are much more Important in power plants and oil and gas refinery.. This is because the energy level of both. +ve supply have much more energy than -ve supply. So normaly we grounded the +ve supply and -ve supply is used for supply. When we connect the +ve supply to supply this will cause produce some fire when some short connection occur in the equipments. So these fire will cause to explosion of oil and gas plants. For this reason we connect the -ve supply to the equipments.

How do we arrive at selecting reactive capacitance value as 30% of h.p rating of motor?

1841

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State any two nuclear power stations in India, with their generating capacity.

1881

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when we decide to use soft starter drive or vfd drive in mcc to operate apump?

1981

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give me a clear defination of inductance,and how can u calculate inductance of a motor

2799

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What happens if the negative to earth voltage is greater than positive to earth voltage in the battery of substation?

1572

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Is there any guideline say about display of earthing value near to earth pit

1194

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description about dry type transformers

1894

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how could we calculate the no of outgoings from a 800 watt distribution board

1823

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how pt is using

1947

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Explain and give me an example of a time when you had to explain some new procedures to your co-workers for quality service delivery, how did you go about it?

1965

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what is the purpose of using filters in a protective relaying scheme?

2265

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Sir, I m 3rd year student 4m DCE and want to do internship in siemens or l&t or any other mnc related to electrical engineering. please tell me the procedure 4 same and oblige me

1981

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What are two contours of nichols chart?

1086

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what is cogging and crawling

2537

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can we use NPT glands in LT panel

1841

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