Answer Posted / um engineer

V=IR

What is voltage divider rule?

1240

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Hi everyone. Some Generators uses 3-Pole breakers with extra contactors for Neutral. Some uses 4-Pole. Why so? What is the idea behind this? Thanks in advance for the solution. Kr.

2125

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What is the formula to calculate the rating of a three phase air circuit breaker

2400

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What is transformation ratio what it describes?

1766

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is it true there's a big difference in using Cummins or Denyo...especially power output or leakage

1985

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what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?

2402

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What are the limitations of Kirchoff's laws?

1643

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Did RMU have ct and pt ?

1407

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What is pd controller?

1168

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Can we check ELCB constantly from R1 to R8 phase in 1 no DB?

1758

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electromechanical relay type identification example : type=tjmh t-stants for j- m- h-

2493

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Do Phase angle measurement have any application in freq/harmonics measurement? If so how?

1994

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Basic motor transformer generator

1543

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plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

5033

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How u can give the overload setting to any motor protection relay for a HT motors with formula and Example?

2236

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