Answer / t lakshmi narayana

Imagine a clock.There are 60 divisions.A seconds hand moves
each division by 1 sec. Similarly Stepper motor is having
360 divisions.Each division is 1 degree Electrically apart,
Total 360 degrees. As Field pulses are given the rotor
rotates in steps.

name the famous power plants present in A.P

1 Answers   Power Grid,

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if we convert ampers into kwh or mwh ,which one formula use by us,pls tell me?

3 Answers  

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Can any one give an explanation about rating factors of cable? if we are laying the cable on the air with an temp 15 degree then rating factors will be 1.15 and if we are laying the cable on the air an temp 60 degree then rating factor will be 0.76 please describe it and what is the difference between rating factor and derating factor?

0 Answers  

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What is an isolation transformer?Why do we need isolate circuits?Where do we use them?

2 Answers  

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Atwhat condition reverse power relay will act?

0 Answers   Equate,

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Which type of alternator used in power station?

2 Answers  

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what is the difference between earthing and grounding?

6 Answers   Bhel, Wipro,

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what about GD square and its important for motor design?

0 Answers   Innovis, MNC,

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Explain the working principle of Synchronous Generator and Assynchronous generator?

0 Answers  

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what is the working principle of Brushed alternator ? without exictation how we can give dc supply to rotor ?

1 Answers  

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why we choose 50 or 60 hertz not other value for the power system?

4 Answers  

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what is the lightning arrester rating for 3.3kv system voltage

1 Answers  

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