Answer Posted / malkit singh

Its 50000Kva on .8 pf and answer#3 is correct.

How could I get a certificate of competency as Electrical Supervisor? I have completed By BTech in Electrical this year(2012) for VJTI Mumbai Maharashtra. Is it compulsory to be produced while joining?

3394

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how to find the Motor,s insulation Power?

1684

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What are the basic properties of signal flow graph?

1152

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how we findout a ignater is faulty or not?

2040

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Why 15Amp. MCB is suitable to carry load of 1.5Ton Ac please Explain?

2124

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how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

1566

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What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?

2003

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Why delta star trformers are used for lighting loads?

1141

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What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?

2230

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how are reversing the direction of rotation of dc motor

1722

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Difference between shunt, PMG and AREP excitation. Which is the most reliable between PMG and AREP.

9524

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11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1878

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I have 4 busbar of 1000 ampere. we use 4 busbar to make 4000 ampere in one phase.my problem is that when we applied 60% load on that then busbar produced high noise.what is the reason of that and how can i minimize that noise.

1654

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how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823

1759

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what is W.T?specify the acceptable range?

1914

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