Answer / sachin

Secondury open circuted,Ct,s Secundery winding is always
ahort ckt.If it opens Ct get satuarated and damage

Answer / t.gnanavel

if the secondary winding is in open there is no back emf to
the primary winding.so the current in the primary winding
increased to an infinit value and the coil gets burn out.

What is the basic difference between synchronous machine and induction machiine?

1 Answers  

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what is the diff. between x'mer , isolation x'mer & ultra-isolation x'mer ?????????????

0 Answers   ABB,

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how MW increase when steam input increase in turbine.

1 Answers  

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How do you convert the lt amps on a transformer to the ht amps?

2 Answers  

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Dear all, I'm manikandan I have done by DIPLOMA EEE from 2011 , I have 5 years of experience from Power plant instrumentation field , which one field is give long life & which one field is best ,I confused a lot and also I'm studying AMIE, can I choose which department from Section B examination? pls tell me

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Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

0 Answers  

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why we used servo motor insted of inducation motor?

1 Answers  

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pls,send the previous year written test questions.

0 Answers  

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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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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION?

5 Answers   L&T,

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what is transformer tap change HT side and LT side

1 Answers   Alstom, Sodexo,

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what is the load amp of a 2 hp single phase motor?

6 Answers  

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