Answer / dinesh

% impedance indicate the potential to decrease the fault
level in system by that eqipment. % impedance values msotly
occur in between 2 to 20 %

what is the acceptable earth resistance value ?

4 Answers  

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I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???

0 Answers   RRB,

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To measure insulation resistance of 11KV cable between core & armour, what should be the test voltage & duration?

4 Answers  

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-----------means a source which can supply a constant voltage to aload irrespective of the valu of load resistance.

2 Answers  

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for 750 kw LT load what will be the ht kva

0 Answers   Sterling Tools,

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We have 2 11kv/433v transformers for 2saperate acb for mv panels and 1 bus coupler acb. Suppose I’ll close bus coupler what will happen or it will be share the load. Please suggestion and any modification required.

1 Answers  

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If ROC does not lies inside unit circle,then ? a) Fourier transform converges b) Z transform converges c) Hatly transform converges d) Colpit Transform converges.

0 Answers   CCP,

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What is the need of generator relay panel

0 Answers   Newell,

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A shopkeeper allows 10% discount on the price of an article and sells it for Rs 7,600. What is the marked price of the article?

1 Answers  

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I am an American living in Vietnam and I have recently gotten a refrigerator from Japan and it is rated for 100 vac, but the power here is 220 so I bought a voltage stabilizer it has a 1 kva output rating. Can you please tell me what the amperage is? I'm confused and without a working fridge.

0 Answers   BSL,

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How to calculate the current rating of power cables ?

1 Answers  

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what is alluminium arm in ab conductors

0 Answers  

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