why mccb is not tripping when phase & neutral terminal are interched ?

4 Answers  

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what do you mean by class PS CT and what are technical details needed for calculating it?

0 Answers  

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fuel-air ratio in a petrol engine fitted with suction carburettor,operating with dirty air filter as compared to clean filter will be

0 Answers   NIC,

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why we ground the scondary of current transformer.

4 Answers  

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I am final year b.tech student..i applied for gate but i am not interested any of my engineering subjects. i am interested in management wise.. is my option correct after b.tech..

1 Answers  

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What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV

2 Answers  

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what is the consuption rating of motor in one day

1 Answers  

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Can i use to 3 phase 4 wire energy meter inplace of 3 phase 3 wire energy meter ?

4 Answers  

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what is the purpose of commutator in DC motor?

3 Answers  

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Why we use startor to the motor?

5 Answers   Bhel,

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send me the upsc conventional papers of 2006

1 Answers   Juniper Networks, Siemens,

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what is the use of earthing ?

8 Answers   Electrical Tech,

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