Atwhat condition reverse power relay will act?

0 Answers   Equate,

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What is meant by system?

0 Answers  

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What is application of isolation transformer & How it works.

2 Answers   BARC,

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star delta advantage and disadvantage?

2 Answers  

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what is the effect of power factor of machines in starting current

0 Answers  

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1.what is meaing of ups,and used in softwares and sud stations,and main partes in ups. 2.main partes of the Disel Genarator. 3.main partes of the chiller and safty equipments.

2 Answers  

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In legging current reactive power is arise but in leading current which power will be arise ? and in this case, is active power more than rated ?

3 Answers  

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How to convert resistance value at 20 degree to 90 degree?

2 Answers  

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How do you select a cable size(Cu&Al) for a particular load

10 Answers   Adhunik, BPCL Bharat Petroleum, Hiecon, TATA,

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why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

5 Answers   BSBK, IOCL, NTPC,

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What do you mean by per capita requirement of electrical energy in india

0 Answers   Tech Mahindra,

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In any plant or substation main incommer voltage RY - 415 V,YB - 400 V, BR - 387 V(in commer feed from transformer 11 Kv /0.415 KV) why found voltage differance in each phase? plant have not self power plant it is depend on outsource grid

2 Answers  

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