Answer / azhakesh

Hormonics are disturbance in power quality caused by non linear load. (or) it is an additional wave which distrub current and voltage wave

How we Use DC Power in Transformers? is it possible ?

6 Answers  

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Stator of three phase induction motor creates Rotating Magnetic field.But why not Transformer?

21 Answers  

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what will be the maximum winding temperature of 6.6kv HT motor 450kw, Full load current 49A. 50Hz Frequency.

0 Answers   DVC,

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Dear all i am kumaravel. now in chennai. my work is control and relay panel auto cad designing.up to 11kv to 400kv then question is i am improving my knowledge. i want some books name and auther are available for this C&R panel related. plese any one help me

0 Answers  

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54 Comments Alok and Bhanu play the following min-max game. Given the expression N = 38 + X*(Y – Z) where X, Y and Z are variables representing single digits (0 to 9), Alok would like to maximize N while Bhanu would like to minimize it. Towards this end, Alok chooses a single digit number and Bhanu substitutes this for a variable of her choice (X, Y or Z). Alok then chooses the next value and Bhanu, the variable to substitute the value. Finally Alok proposes the value for the remaining variable. Assuming both play to their optimal strategies, the value of N at the end of the game would be?

0 Answers   Bajaj, TCS,

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What's mean HVF & HAF in Vacuum Circuit Breaker?

0 Answers   Gandhi Institute of Technology and Management (GITAM), Hyundai, Jayam Engineering Works,

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Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole

1 Answers  

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If any HVDC line is going with positive & negative(the negative usually have return path of current with earthing electrode). Now the question is if this HVDC earthed electrode which is using as return path and earthed any nearby 400kv or 220kv AC substation equipments. which will be the impact of this on AC substation & its equipment, how severe may be this and what should be the minimum distance require between HVDC earthed electrode and AC substation equipments? It's really an high engineering level question...Dare to answer and increase your knowledge.

0 Answers   MEIL,

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800a siemens vcb in our company can not be closed electrcally an mechanicaly cc and oc coils are found ok. why?

2 Answers  

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What type of a DC motor would you use for a lift?

0 Answers   GE,

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# 4 hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible my email id is sumit_lig189@yahoo.co.in

0 Answers   HPCL,

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what is a lightning arrester???

12 Answers   ABB, NTPC,

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