Answer / kumar

1.Single phase as produces impulsative
magnetic field, butany motor rotate to be
rotating magnetic field. Rotating
magnetic field creates minimum two
phases.

Answer / kumar

2. Faraday's law's of electro magnetic induction.

HI, I want to buy a new Xformer to my plant. what are the main parameter should I check ( Xformer rating is 16 MVA)

2 Answers  

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MCCB 400 Amps 50KA 430Volt AC What is mean by 50KA

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What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

0 Answers   L&T,

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what you mean by vector group of a 3 ph transformer

1 Answers  

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What is the acessaries distribution transformer ?

11 Answers   Bhel,

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why test lamp didn't glow across 500v megger?

4 Answers   Aurobindo,

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how dg's working of 1000kva.

1 Answers  

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if 300 hrs not comleted at wat interval b.c,d checks og take place

1 Answers  

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how calculate gd2 of ht motors

4 Answers   Hindustan Copper Limited, Kohler India,

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why do we have another cartridge filled with oil fitted at the bottom silica gel cartridge in power transforers

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IN THE CASE OF AN ELCB, IF THERE IS ANY UNSTABILITY BETWEEN PHASE AND NEUTRAL IT MAY TRIP. BUT MY QUESTION IS WHEN A LOAD IS CONNECTED IN BETWEEN P AND N, THE LOAD CONSUMES SOME POWER AND THERE IS A DIFFERENCE IN NEUTRAL WITH RESPECT TO THE PHASE. THUS ACCORDING TO ME, THE ELCB WILL AUTOMATICALLY OPERATES WHEN EVER THE LOAD CONSUMES-- I KNOW IT IS WRONG. BUT THE SOLUTION IS?????????

1 Answers   KSEB,

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How to determine the short circuit current for breakers and VCB.

1 Answers   Sabic,

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