why in a transformer frequency remains constant? if frequency is changing what will happen?

5 Answers  

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Grid fault level [KA]?

0 Answers  

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what do you mean by type zero control sytem ?Give an practical example of type zero contol sytem?

0 Answers   Bhel,

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Difference between MCC and PDB

3 Answers   BARC, CDS, NINL,

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What is the fullform of IPS in substaion using Aluminium Tubes

15 Answers   L&T,

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when we given 3 phase supply to ups system, but out put comes with 3 phase + neutral how it possible? pls explain.

3 Answers   Enzen, Juniper Networks,

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if voltage bt phase & nutral is 38v in a panel board . whats the root cause.

0 Answers  

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What is Grounding? any difference b\w earthing? if yes plz explan??

3 Answers   ABB,

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What will be the sampling frequency that reveals the same sampled signal?

1 Answers   CCP,

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ohms law is applicable for dc or ac current or for both??? explain it berifly??

3 Answers  

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when we conduct high voltage testing why milli amp. is required?

2 Answers  

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why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 Answers  

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