A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral connection is ok, what will be the relay tripping and why

0 Answers  

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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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we convert 66kv to 33 kv to 11kv to 440v. why can't we directly convert 33kv to 440 ?

9 Answers   EMC, Jakson, L&T,

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Is it possible Z axis excess error alarm reflect in X axis if yes explain ?

0 Answers  

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good morning sir, can u please tell me what type of questions asked in jindal so i can do my best in exam.

3 Answers  

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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What is the function of Harmonics filter, and how to calculate that rating of the energy saving?

1 Answers  

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How to choose primany and secondary side MCB

1 Answers  

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What do you mean by ACB and VCB?

3 Answers   L&T,

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what are the main parts of UPS what is the function of that?

23 Answers   Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

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how is classified voltage level in generation,transmission & distribution system?,

7 Answers   Adani,

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Can we use all 3 cores of a cable to connect DC motor + ve terminal and similarly one more cable for - ve terminal.

2 Answers  

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