Answer / chandresh aghera

the working principle of 3 phase recti is to provide high d.c.
current in rolling millls to rolling material.with hot or cold
rolling.

1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?

5 Answers  

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300m long and 30kw inductive loade 3phase supply how many size cable required

0 Answers  

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Why is transformer a machine

1 Answers   Grasim,

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can v use earth as nutral. yes than y.if not y.

3 Answers  

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If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?

0 Answers  

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How to check 11000/1.732 to 110/1.732 Potentila transformer (PT)?

0 Answers   TCL,

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State and define norton’s theorem?

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What is purpose of reactor?.What is different between line and bus reactor?

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What are the weight of 800KV DA,DB and DC type tower ?

0 Answers   L&T,

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What consists of 2 or more thermocouples to be connented series?

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why do we prefer VCB over OCB? what are the advantages of Vaccum Ckt. Breaker over Oil Ckt. Breaker?

2 Answers  

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