why voltage form factor of PT are increase , when it is ecpected heigher spikes in system. how it is calculated.

0 Answers   HAL,

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i asked a funny question in Electrical ohms law V=IR in const temp voltage is directly proportional to current Power p=VI cos@ in that formula Voltage is indirectly proportional to current Try to give me the fact what is happening in Electrical.. contact Thanigai_1984@yahoo.co.in

3 Answers  

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How two nos. 130 kw D.C motor get synchronise using D.C drive.

0 Answers  

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I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com

0 Answers  

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if we give 60 hz single phase supply to the transformer used in europe , than what will happen

0 Answers   Core Logic,

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define bilateral network and unilateral network? give an example.

3 Answers   ABB,

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how we can convert 3 phase to single phase without using any transformer

8 Answers  

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what is lap & wave winding

1 Answers  

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define excitaton voltage and excitation current?

2 Answers   Allied Group,

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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What is the role of feedback in a closed loop control system?

0 Answers   GE,

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What is the power ratio between power in Star and Delta circuit?

11 Answers   ST Micro,

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