i have applied for the post of RRB section engineering chennai board please send me previou papers and solved answer. my mail id jagarapusrinivas@gmail.com

0 Answers   RRB,

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why use in & out Diesel line in dg set.

1 Answers   NHPC,

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i have 500 amp inductive load of motors ,,,pleas tell me how can i calculate for capacitor bank for improving my power factor to 99 .....calcullations for capacitor bank,,,,

0 Answers  

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Why is water motor not taking the pressure? what is the problem?

0 Answers  

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what is the use of reactive power

3 Answers  

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how we calculate the dick for a pole?

0 Answers   Power Grid,

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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why and where we use early make & late break contacts in protection?

0 Answers  

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If rotor works in clock wise what happens

0 Answers  

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difference between load bus and dead bus?

4 Answers  

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can SMPS work in DC supply ?

10 Answers   HCL, IBM, Reliance,

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what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?

0 Answers   Suparco,

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