Answer / immmmu

mvar is nothin but reactive power,
which is introduced due to the presence of reactance.

Answer / vj

it is the reactive or useless component of total power.

What is the most accurate way of testing ELCB?ELCB is better than RCD?

0 Answers   GECO,

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what are the types of cooling systems used in motors?

2 Answers  

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Why Human body feel Electric shock ?? n in an Electric train during running , We didnt feel any Shock ? why

13 Answers   Lovely Professional University, NTPC,

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what is maximum or Threshold value of current 7 voltage that a common man can withstand

1 Answers  

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Questions :- HR- Q.1 about yourself & family background ? Q.2 Why u choose Power sector as ur carrier starting not any other sector ?? Q. 3 What think abt NTPC ? Techincal Questions:- Q.1 about Vocational Training……What u did , see the main equipments….etc Q.2 Why a transformer Noise during its running condition ? Q.3 about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ? ……..some discussion type ? Q.4 What is relation between transmission lines & Communication lines ? Q.5 Which Machine u will prefer to use at a place where flammable gases are coming out & why ? Q.6 how fault in an electric system is detected & hw protection of equipments is done ? Q.7 Why we didn’t feel electric shock in an electric train ?? Q.8 Anything u want to ask from us ??

44 Answers   Akona Engineering, Bhel, BSES, Cranex, DRDO, JCB, NTPC,

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Though transformer consist winding which usually cause reactive power change in both generator and motor but it wont affect reactive power passing through transformer why?

2 Answers   Jindal, Reliance,

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Pls say , how we calculate lux / sq.ft, which formula used for calculation

5 Answers  

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Define end float in a motor?

0 Answers  

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grr resistance & contrator malt continuous

0 Answers   Pioneer Labs,

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what is stay bow?

2 Answers  

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In electrical cables what is U and U0 refers?

11 Answers  

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I did oil BDV test of 1600 KVA trafo 20KV/400V as per IEC 156. Result is 1) 58 KV 2) 58 KV 3)40 KV 4) 50 KV 5) 58 KV 6) 18 KV. Avr is 47 KV. Can we say oil is still ok even in the 6th test BDV is 18 KV ?

1 Answers  

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