Answer / ahamay

AC current is generated by Rotating a coil in the path of magnetic flux. Any circular motion can be expressed in trigonometric values. Form factor depends on the sine of angle and always constitute 1.11 ((Imax X 2) / 3.14)

Answer / pradeep

The rating of the generators are increased above 33kv.So the rotor size increased.This rotor does not rotating easily

what is the function of choke in a tubelight

3 Answers  

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WHAT IS THE THUMB RULE FOR DECIDING THE CURRENT RATING OF COPPER WIRES SAY 2.5/4/6/10 MM SQUARE SIZES??

14 Answers   Dubai Group, Saudi Delta Groups, Savitha Electricals,

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instead of neutral can we use earth/ground to flow the current in the circuit

2 Answers   Infosys,

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how we can know the rating of transmission line by no. of insulators disk ??????????

3 Answers   NTPC,

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EXPLAIN WORKING PRINCIPLE OF ALTERNATOR & MOTORS.

2 Answers   L&T,

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why corona ring is used in out door switchyard lightning arrestor

3 Answers  

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Can we use a Potential Transformer for Auxilliary Power supply( Spring charge Motor, Lighting etc)?

1 Answers  

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For maintenance Department What type documention requir for ISo & TS audit

1 Answers   Megatron Solutions, Sams,

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Power Factor Controller

1 Answers  

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Why different values of B’s (magnetic flux density) are chosen for DC machines and Induction Motors?

1 Answers  

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What is voltage in two phase?

7 Answers   ABB, SSG,

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in three pin plug point, whats the reason that one plug point is bigger in size

4 Answers  

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