Answer Posted / n rajesh

Megger is used for measuring insulation resistance and
measuring high resistance.

IN SINGLE PH TRANSFORMER IF LEKAGE IMPEDANCE DROP IS NEGLECTED ,THE FLUX IN THE MAGNETIC CORE and the lekage flux linking a winding are a)proportional to the applied v to the winding i respectively.

2171

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At full load wat is the motor p.f And at no load will is the motor p.f?

2184

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DRAW ACIRCUIT DIAGRAM OF 100 KVA 415V/55-0-55V DELTA TO STAR TRANSFORMER

2096

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In india, according to trade theory above 5 HP motor reqired star delta starter. But we R connect 11 KV motor with 14MW in Direct to line ( With VCB starter combination) Can U Guess, How it is possible ?????

2191

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what is (+) and (-) in generator field detector stand for?

1892

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Explain the role of a car driver as one of a feedback mechanism.

1242

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I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?

2238

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What is the working principle of MIG welding? and its out put Voltage?

3397

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I need the recommended size for a 3 phase transformer at 13.8 KV Primary and connected loads of 3000 kVA at 4200 volts and 2375 kVA @ 480 volts AC.

2082

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How to know Resistance and Reactance value of main and aux winding of single phase capacitor start capacitor run induction motor to find capacitor value?

2098

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what is the constructional difference between a power transformer and potentian transformer?

1811

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There are different classes of protections in power plants.class a,b,c are clear..is there any class d and e r there..and elaborate class b protection.

2149

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detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron

3178

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what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?

2098

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What is the mmf,rgt and ngt please brief completely

1689

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