Answer Posted / ast kumar sahoo

squarrel cage induction motor the bars are skew and connected to the end ring .skewing done to avoid locking tendency between the stator and rotor teeth hennce offer a good starting torque and avoid harmonics

The electrical energy required to raise the tempreture of a given amount water is 200 kwh. If the heat losses are 20%, the energy required is?

2011

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Define cut-off rate?

1089

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Explain and give examples about VCB?

3312

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The series field winding has low resistance while the shunt field winding has high resistance. Why?

1725

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ROC converges if pole and zero lies inside a) origin b) z=1 c) pole d) zero ? Explanation please? if ROC does not converges then?

2952

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What is the simplest formula to calculate the rotor diameter of a synchronous generator?

2450

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WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane

2529

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what is settable hystersis protection? If any body knows plz kindly post the answer..

2059

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what is the path of thunderlightening? once both a buffalo and a person were standing 5m apart but lightening hit and killed buffalo not person?

2873

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Is there any Institution for giving M-tech in Electrical engineering for those who r in service? Give the details please.

2071

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sir, i'm preparing for hpcl exam officer trainee pls tell me how the exam ques paper pls pls

2256

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How to use computer cpu ups use for home inverter circuit board

1789

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What is the need for a controller?

1221

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Is there any abbrevation for STUB in Stub bus protection

1941

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in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly

2309

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