Answer Posted / rahul

Lightning Arresters___prevent lightning strikes to a
certain extent.
Wave trap__tuned Cicuit used to eliminate a particular
harmonic by tuning the circuit for that particular harmonic

what is plunger and what's the use of it in motor alignment?

2648

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What is stacking factor? What is its approximate value?

1443

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in ACB breaker requireding 3200Amps. buscoupler getting OFF mode and again it reset and getting normal position give me a required answer?

2339

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How to Decide(calculate) Bush bar size for copper and aluminiam ?

2138

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Can i use the B-curve MCB instead of C-curve MCB

2032

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What are the applications of different multistage amplifiers?Plz also write advantages of these amplifiers? Thaaaaaaaaanx

2913

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how power trnafor from 1 point to another point in bus bar ya transmission line( voltage trnasfer from 1 point to another poin)

1988

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why power factor is important?

10366

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if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?

1870

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Don't you have similar question banks related to Oral Certification Examination conducted by Mercantile Marine Departments / Directorate of Shipping, Ministry of Shipping for Electro Technical Officer?

1675

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List out the the types of Mounting Light fixture?

1612

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Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .

3519

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Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain

3031

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Mention what are the different colors on wires indicates?

1278

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how to compute kvar in substation feeder to improve power factor and sending voltage

2143

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