Answer Posted / kumaran

Simply Cost, Usage & availability.
So that only copper used in domestic & Aluminum used in
transmission lines ?

Define noise?

1152

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What is thresh hold value of current?

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

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I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

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hi friends this is a newcomer in your community of enthusiastic peoples. i am preparing for SSC (CPWD JUNIOE ENGG EXAM FOR ELECTRICAL) pls guide me on the same how to crack it? PLS LET ME KNOW IS ANYONE THERE WHO PASED IT? CAN I GET THE QUESTION PAPERS OF PREVIOUS EXAMINATIONS?

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What is the method of estamating of cable, CB,MCB ?

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Explain the fundamental difference between emf (electro motive force) and pd (potential difference) ?

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why impudance relay used for medium transmission power system? why not others?

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what will happen reduce the transformer voltage from 415v to 406v, is it save the energy,? are this methodis good to reduce the energy.?

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What is a compensator?

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how net resistance islow in star connection and viseversa in delta connection...? if anybody could explain in detail it wud be helpful.

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how withstand of hi-pot test outputs of transformer wire 2.5mm

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Please clarify 1. Icw: rated short circuit working withstand capacity 2. Icu: Rated ultimate breaking capacity 3. Ics: Rated service short circut withstand capacity 4. other specification of ACB

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Where I can get the sample question for post of Junior engineer electrical-II For RRB Bhubaneswar.

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What is the permissible limit of shaft voltage for 6.6 KV motors ? Why? Is there any standard is available?

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