Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?

0 Answers  

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define briefly the function of an ac electric generator (alternator)?

1 Answers  

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How the annunciator works ? How to do its wiring

0 Answers   Ford, MSEB,

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why current increases when voltage decreases in ac system

10 Answers  

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What is the purpose of Rotor earth fault relay and How to test the Rotor earth fault relay in generators and What is the procedure?.

1 Answers  

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What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

0 Answers   ABC, ACB,

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What is 100% protection of generator? Why 95% protection is used not 100%?

9 Answers   NTPC,

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what are factors to be consider in electrical installation like load factor,diversity factor .....

0 Answers  

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Why is copper a better conductor of electricity than aluminium?

5 Answers   AES,

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Dear sir, we are getting voltage fluctuations suddenly for 2 or 3 minutes again it becomes normal. we checked each and every connection some times we are getting 110 volts like that from earth to neutral again it is reducing we are getting supply from 45 kva DG set give earthing properly.

3 Answers   Triveni,

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a transformer runs by electro-induction principle like all motors.then why dosen't it rotate just like any other motor

2 Answers  

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if we supply DC power to AC transformer then what its result?

15 Answers  

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