Answer / maruth sk

Power plant produces electricity such as Thermal..

Power station transmits electricity to ESCOMS

what is the effect of change in supply frequency on load angle of synchronous motor,all other parameters remaining same?

0 Answers  

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Why is transformer connect parallel? why not series? ....plz...

3 Answers   wbsedcl,

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If the capacitor feeder is switched ON without any load, is there any display in the ammeter at the incomer?

3 Answers   RTD, Welspun,

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Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph

0 Answers  

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how to select earthing wire? procedures and parameters?

2 Answers  

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does magnetic interlocking take place in an induction motor ?

2 Answers  

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Why transformer rating in kVA not in kW?

5 Answers   ABB,

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Why transformer used in UPS??

0 Answers   JLL,

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As we know multiplicity factor derivation equation is as below MF = main c t ratio / main p t ratio * meter c t ratio / meter p t ratio * meter dial constant Where in digital meters for HT kwh import export now a days meter constant are calibrated already which is 1 So my question is For HT 11kv 110 v line values are as below Main c t and p t ratio are 11000 v and 110 v and 20/5 means 20 amp and 5 amp Now meter values are 11000/√3/110√3 and primary and secondary amp are displayed as -/5 amp on kwh meter so what will be the MF for this meter ?

1 Answers   NEPC,

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1> what r different types of fault in cables? How will u locate and test these faults? 2> why earth wire is provided on top throughout the transmission line. why not only on towers? How much area it can protect? 3> what r different types of transmission losses? How power loss can be minimized? 4> what is the % of power loss on transmission lines?

3 Answers   IOCL,

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i want some interview related questions with their answers which can help for attend the interviews...

0 Answers   Janta Glass,

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What will happen if I apply DC to AC transformer? please send detailed answer at habib_rahman_habib786@yahoo.com

4 Answers  

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