Answer Posted / manoranjan

as induction generator >120f/p

Differentiate between induced emf and self inductance?

1213

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In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?

1179

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11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

1727

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what is lrs tank water resistance.

2590

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how is the testing of an REF relay? what are the test REF circuit having?

2041

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How to select, design,size & calculate for 11 KV/33KV/66KV/132KV/220 KV/440 KV circuit breaker for HT side of transformer protection/HT distribution protection?

2810

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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.?

1565

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What is the maximum percentage voltage drop (vd%)for a motor control center

2057

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hi pal, i am vengatesh from tamilnadu(chidambaram),i have called for the written test for the post of jr executive(ELECTRICAL) of AAI ,I dont know about the question paper pattern,so any kindly help me to face the examination,post me the model question papers and some tips to write my examination to (vengi.annadurai@gmail.com)

1956

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If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.

6257

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How many kinds of E.L.C.B and how to work E.L.C.B

2092

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WHAT KIND OF LIGHTENING PROTECTION SCHEMS CAN BE ADOPTED FOR THE FLAT ROOF OF BIG DIMENSION.

2184

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HOW CAN WE DECIDE THE SUPPLY VOLTAGE FOR MOTOR ACCORDING TO ITS RATING(IF ANYONE KNOWS GIVE IT WITH EXAMPLE AND ITS CALCULATIONS)

2016

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While HT line put on to activate ACB in low tention panel VCB tripping instantly.why it happens

2159

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our industries ht line so power fluctation(once drop of power please rectify causes

2310

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