how and why are capacitors are used to improve powerfactor?

4 Answers  

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what is the std. earthing resistance for 440V system or m/c, 33000/440 Volt substation? What is the std.?

2 Answers  

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is ac supply can store

0 Answers  

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A 6.6 KV motor breaker is try to Drack OUT by me while the motor running. What will Happened? a, will Trip. b,Drack Out lever will not access c, will get shock d, noting will happened

4 Answers  

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What is the difference between earth and neutral

4 Answers   ABB, Tamboli Engineers,

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work of choke in florocent tube circuit ?

0 Answers   Bhel,

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load increase means 1 resistance increase 2 load resistance decrease 3 current increases through load 4 none of these

3 Answers  

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What is the name of transformers oil filteration equipment?

0 Answers   Reliance,

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what is the function of DC panel in substation?

4 Answers  

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there is a # KVA Transformer of 11 KV/440V, in simple(not use formuia) how can you calculate it's HT & LT side current.

5 Answers   Construction, wbsedcl,

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WHAT AC (HI VOLTAGE TEST) VOLTAGE SHOULD APPLY FOR 33KV CABLES.EXPLAIN IN DETAIL

12 Answers   NTPC, Voltech,

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What is difinition of HIGH RESISTANCE FAULT and LOW RESISTANCE FAULT?

3 Answers  

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