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

If I fill the form of engineering services and I left the exam de to navoidable reasons . Will it counts my one attempt

2 Answers  

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Explain cos(theta) and Sin(theta)

0 Answers  

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What is the important parts of SF6?

2 Answers  

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the minimum clearance b/w ceiling and plane of leaf of ceilng fan shall be ..........mm

1 Answers  

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What is the difference between earthed and unearthed power cable.

1 Answers  

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can we light the mercury vapour (tube light)with out a 1).starter and 2).choke in our homes if yes explain how?

5 Answers  

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why phase & neutral is use in tv? why earthing not use ?

2 Answers  

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What do you mean by transformation ratio of instrument transformer?

0 Answers  

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I want formula to calculate cable size as per load given in kw & amp.I searched many sites but didn't right answer.Plz reply me asap.

41 Answers   Armco, BEL, BGS, Biocon, BRB Cable, Crystalline Chemical Industries, DLF, Doshion, Electrical, Gold Roof, L&T, Lanco, MEIL, Oman Cables Industry SAOG, PK Services, Polycab, Sabic, SLV, System Electrical, Tata Motors, UEM, UMIC, Vega, Vertex, Voltas,

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Define ohm’s law for a.c (alternating current)?

0 Answers  

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One 15kw motor Why we used star delta feeder?why not used DOL please explain in details

3 Answers   BMM Ispat, GSK, Pitti Laminations,

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Does the ferranti effect has some impact on the electricity billing system on high voltage installations?

1 Answers   IISc,

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