what is Bucholtz Relay test???? Explain??

2 Answers   KSEB,

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Which types of Gases occure when mineral oil burnt

1 Answers  

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when the flux enters into saturation mode then what will be the secondary voltage of the normal t/f?....high or low ? explain ...how?

1 Answers  

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why all transformer colour is same?

3 Answers   OPTCL,

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sourse is 66 KV / 350 MVA, transfarmer is 1000 KVA 6.6 / 0.415 kv, iF fault is 28.75 MVA on 0.415 KV Bus then calculat the Transfarmer Impidance

0 Answers  

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1.what type of wave is produced from i.online ups ii.offline ups iii.inverter.why don't we use inverter instant of offline ups for computer,what's the reason?

2 Answers  

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What are the methods used to improve powerfactor ?

6 Answers  

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what is the safety of ACB & VCB and how can this work and how can the service the ACB & VCB parts name with picture

21 Answers   ABB, ACB, Bharti, Claris Lifesciences, Honda, L&T, RotoPower, Sterling Wilson, Wipro,

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. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero

1 Answers   Engineers India Limited,

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State the difference between Surge Arrester and Lightning arrester,Both are same or not?

7 Answers  

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what is dc voltage?

2 Answers  

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what is the VA(Volt-amphere)? define with calculation?

0 Answers  

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