Answer / kj

The voltage is caused by a chemical reaction. This reaction
can not produce a higher voltage. By putting more rows of
plates it does not change the reaction to increase the
voltage only the amount of current that can pass through
the cell.

Why use prefer Dc drive in place of Ac drive for kiln Operatio in Cement Plant?

4 Answers   Orient,

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define frequency ?

14 Answers   KPTCL,

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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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I have two power supply.a)govt. power b)Captive power.3 phase load connected inside factory.when source change govt. source to captive some motor rotate reverse. Is phase sequence changes when if off & on?If I off generator & on it again is it possible to get changed phase sequence??

4 Answers   ABB,

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what is a pf factor in generator.

3 Answers   CSEB,

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i wanna know that star point in transformer becomes as a neutral on secondary side now tell me that how is that possible?because if joit the all three winding ends with each other it can b short circuited.dut it doesn't.WHY?pls Answer me in brief.thanks alot

1 Answers  

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On which side, taps are provided in tap changing transformers and why?

2 Answers  

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Why we use Carbon & graphite mixxed brushes in the DC motor?

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why the blede and jow of isoletor demage in substation?explan.

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how to do CT Burden test

2 Answers  

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pls tell me about ups internal connection & we have given only 3 phase supply to ups system how get 4 wire (R Y B N )

0 Answers   Bhel, IBM,

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What is the difference b/w fanuc alpha series 16i and 18i controller. what is stand for i

0 Answers  

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