Answer Posted / abulfaiz

THEY ARE THE INTERNATIONAL STANDARD COLORS FOR THE
THREE PHASE SYSTEM. MAY BE IF WE SET SOME OTHER THREE
COLORS SUCH AS WHITE BLACK & GREY MEANS THEN THE SAME
QUESTION ARISES.....
WHY WHITE BLACK AND GREY???:)

plz tel me syllabus and exam date 4 jr executive engg (electrical)

1924

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in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks

1833

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what is charger supervision and control supervision?

2006

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what is the minimum winding resistance of 30hp compressor, to run or to switch on

1806

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explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

2197

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sir, Is their any measuring unit of knoking? please explian?

1835

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what will be d.g. capacity to cater together for 14hp A.C. load & 3kw lighting load

1943

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What is fault clearing time for Current Limiting Moulded Case Circuit Breaker?.

1735

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sir i had plane to do some project with the base of hopkinson test in AC supply its possible

1820

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If I have Energy Meter Ratio as 100:5 & Also I have CT Ratio as 50:5 then what will be my multiplying Factor(M.F.)

1928

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How to size Air Circuit breaker (ACB)? What is the most important factors?

2181

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EXPLAIN THE TERMS "INTEREST AND DEPRECIATION" AS APPLIED TO ECONOMICS OF POWER GENERATION.

2259

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what is the physical connection of a analog i/p to a analog i/p module (ab plc)and through a analog o/p module(ab plc) to a analog o/p . and how all the process control by scada

1872

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

2524

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how can we change the phase angle b/w two phase?

5032

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