Answer Posted / gunasekaran

if flux is rotating it is dynamic if flux is const coil is
rotating it is static

Explain M Var? Which types of problem occurs when reactive power increase at the time of full load of plant and at the time of synchronize of plant?

1725

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distribution transformer de-rating formula on over limit iron losses  

2240

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while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends

2801

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A 500 V shunt motor runs at its normal speed of 250rpm when the armature current is 200A. The resistance of the armature is 0.12 Ω. Calculate the speed when a resistance is inserted in the field reducing the shunt field to 80% of normal value and the armature current is 100A.

2449

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How to measure power in 2 or 4 or n phase circuit? Please give me a formula.

1861

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explain the types of drives

1920

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What is the difference between security constraint unit commitment and security constraint optimal power flow?

1656

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Write the force balance equation of m ideal mass element.

1179

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What are the functions of different probes used in cro?

1127

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what is apparent poewr, reactive power, & active power?

2241

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Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

1873

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What is the working principle of CFL & T5 tube light & 40W tube light with electronic ballast?

3887

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current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

1547

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how desiel generate sart fail of eb?

2128

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sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures.

1959

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