Answer / subbu

Since ct is step up transformer ,with secondary open , very high voltage will develop on secondary side. Due to this high voltage , secondary winding insulation will fail .this will lead to damage of secondary winding.

Where double earthing is required? Is there any power specification to have double earthing?

10 Answers   Delphi,

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What is relation between transmission lines & Communication lines ?

0 Answers   NTPC,

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On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?

0 Answers   Semac,

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The coulomb is a unit of:(a) Energy(b) Voltage(c) Power(d) Quantity of electricity

1 Answers  

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2. Modify your design in question 1.a so that the circuit works according to the following function table X Y F 0 0 Clear 0 1 No Change 1 0 Parallel Loading 1 1 Count 3. Design a circuit that detects the pattern 010 in a serial input X considering: 3.a Overlapping 3.b No overlapping

0 Answers  

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All the voltage drops and the source voltage added together in a series circuit is equal to

2 Answers  

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previous year paper of ntpc bhel for degree in electrical enng

0 Answers  

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What is meant by single line diagram?

2 Answers  

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How power factor of electric system improved?

6 Answers   Nalco,

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what is tha online tapping and offline tappchange? which side connected primary or secondary and explain ?

4 Answers   Essar,

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What do you mean by reach and reach the point of the relay?

0 Answers  

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We have a couple of oil tanks at our plant. One of them does not have a lightning arrester installed. My question is it necessary to install an arrestor on every tank or will this particular one be covered by the arrestor installed on the ajdacent tank, Since all the tanks are close to each other. Basically, I want to know that if these arrestors or protection works in a parituclar area of effect or influence. Thanks

0 Answers  

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