I need model question papers for RRB section engineer Chennai... Please send to my E-mail Id:- maitheerainbow@gmail.com

0 Answers   NTPC,

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how to decide the rating of the ct for 1500 kva transformer

1 Answers  

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in 11kv/400v transformer when only one phase of 11kv supply fails what happens to sec voltage and why

6 Answers  

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What is Transformer?

23 Answers   HSL,

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Explain about how is it working Earth fault'relay and wahts the resistance value of earth bed

0 Answers  

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what is meant by Hrc fuses.?In the distribution system different rating hrc fuses are used for tranformer(which is 3k,6k,10k,15k etc).what is k?.plz any brother tell me about k?

1 Answers  

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In a circuit the power factor was leading what will happen?

2 Answers  

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THERMAL CAPACITANCE IS MEASURED IN..................................................

0 Answers   SSC,

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what is transformer

5 Answers   Aegis,

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Transformer not operated in dc ! why?

10 Answers  

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I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?

0 Answers  

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If I want to connect a capacitor bank on the HT side of a 11kV/415V, 3 phase delta-star distribution transformer to supply Reactive power to it..what practical specifications of a Capacitor bank that can i've??please reply..

0 Answers  

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