How to calculate the actual 3phase power, if the load current of each phase is not balanced

2 Answers  

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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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What is a circuit breaker contact multiplier relay?

2 Answers  

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Why NGR is provided in sub station?

4 Answers   MMS,

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How to select the Cable size for 550 Amps Load without seeing the cable Catalogue?

8 Answers   Nesma,

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Define ohm’s law for a.c (alternating current)?

0 Answers  

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When MICC cables used ?

0 Answers   Clinga,

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what is the Transmission line differential protection and why differential protection also have backup Line Distance Protection ?

1 Answers  

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Why different types of connection in transformers are used? (star/star,star/delta,delta/star,delta/delta)Why we are only taking in consideration of star/delta type transformers? if only star/delta is good in practice where doses other type of transformers are used? Note: i want to know place of using different types of transformers other than Star/delta type with brief description.

1 Answers   Electrical Tech,

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What is the difference between Zero Current Transformer and Core Balance CT ?

1 Answers  

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what the effect will occur if we increase the airgap in induction motor

3 Answers   ONGC,

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what is meant by damper winding ?

3 Answers  

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