Answer / gajanan

1. high resistence method
2. low res method

Answer / guest

by using circuit breakers

what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

1 Answers   Bhel,

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3 phase induction motor connection star or delta while using ac drive motor is .75 to 5.5 kw

0 Answers  

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How is magnetic leakage reduced?

0 Answers  

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for 500mw power production how many range of transformer set in unit please reply if three transformer use .

2 Answers  

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CAN WE GENERATE AC WITHOUT DC EXCITATION?

1 Answers  

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motor and transformer working with same principle so why motor rotor was roted and transformer not roted

9 Answers   ABB, Suzlon,

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Explain the function and difference of Restricted earth fault, simple earth fault and sensitive earth fault with connection diagram.

0 Answers   ABB,

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION?

5 Answers   L&T,

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the total iron closs in a transformer core at normal flux density was measured at 25hz and 5ohz and was found to be 250w and 800w respectively.the hysteresis loss at 50hz would be................?????

1 Answers   ABB,

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what you mean by vector group of a 3 ph transformer

1 Answers  

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What is the difference between MPP, APP, Mixed Dielectric power capacitors? Which technology is superior in current scenario?

5 Answers  

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What is the role of Dedicated earthing in UPS System?

0 Answers   HCL, MSPL,

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