Answer Posted / elumalai

transformer primary winding burn

In aerodynamic turbines which element is NOT there a.stator b.compressor c. Fuel intake system d.fans

2124

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Type of motor stater detail and working detail

1656

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what are the different sizes of U.G. cable & where these cabl;es are used according to voltage ..

2096

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IF HT CAPACITOR IN ON POSITION IS THERE ANY LOSSES I.S I SQURE OCCURS IN THE SYSTEM

2155

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what is difference between 5A and 100A CT constructional wise and operation?

3553

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what's the exact magnitude of current, flows through Neutral?

1962

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for 100 HP Induction motor service factor is 1.2(SF) we placed a VFD at the motor side load is balance with 0.3 Amp's Phase to Phase but at incoming of VFD load is un-balance with 10 to 20 Amp's what will be cause of load un balance

1942

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If there are two transformer having rating of 2.5mva, 6.6kv/440v(satr-star),and the load is 600kw then what is better to maintain less losses in transformer having both transformer in parellel or only single transformer connected to load? Please give calculated answer

2701

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If one tertiary phase i.e. R,Y or B is earthed of a loaded type tertiary delta connected (Without load)of a power auto transformer, what is its advantage/disadvantage?

2076

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If the rated speed of a d.c. Shunt motor is1440 r.p.m, which method of speed control would you suggested to obtain a speed of 1500 r.p.m?

1141

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What is the basis for framing the rules of block diagram reduction technique?

1519

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What is mean by hot and cold loop testing? What is the difference between them?

1109

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On a 6 KVA UPS we have to provide a DC MCB for Battery bank of 16 nos (12 V 42 AH). What Shall be the current rating of DC MCB ?

2644

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What are dependent sources?

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when generator short circuit condition, the current how dissipates. or at short circuit voltage not available then current how can flow?

2174

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