Why neutral has to switch on-off with phase in TN IT TT systems i.e neutral should be taken as fourth pole

1 Answers  

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What will happen if 40W and 60W Bulb is Connected in Series.

2 Answers  

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Why we have use 3 & 1/2 core cable use for general electrical supply arrangement

1 Answers  

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what is our body resistance value?

11 Answers   Bhel,

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2 Answers   Focus,

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plese send me the oces/dgfs sylabus and previous year question pattern of electrical engg.?

0 Answers  

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what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

0 Answers  

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what is the ground fault relay,which purpose it will be use,clearly tell me plz

0 Answers  

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What is fault level?How it is calculated and how it is Expressed?

2 Answers  

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What are the details of ratings of different types of ACSR conductors?

2 Answers  

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What is the meaning of TRI Vector meter?

7 Answers   ABB, Excel Power Switchgear,

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how do i calc busbar size for a rated current?

1 Answers  

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