Answer / vijay

3*Vph*I*pf*%eff for star connection
1.73*Vl-l*Il-l*pf*%eff for star and Y/D connection

how can the active power and reactive power of an alternator be controlled?

6 Answers  

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What are the reasons for the parallel operation of transformers?

0 Answers  

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what is the difference between HV and LV Breakers?

4 Answers   GM General Motors, OEG,

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What is the Efficiency in Electric motor ?

2 Answers  

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sir please tel me how calucalte kwh if home taken load 30ams how maney kwh taken per day.and 3phase motor 5hp per hars how maney load teken and how mach kwh and forward me to electrical table for calicalte kwh and kvr and kvah

1 Answers  

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whether fibre optic cable in high voltage earth conductor is used for protection circuits

0 Answers  

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why transformer is rated in kva?

2 Answers  

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A 2D array X(7,9) is stored linearly column wise in a computers memory.Each element requires 4 bytes for the storage of the value.If the first byte address of X(1,1) is 3000,what could be the last byte adress of X(5,8)?

2 Answers   TCS,

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How can we save electrical cost i.e switchgear, wiring, conduiting etc in a room?

1 Answers  

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what are the importance of earthing?list different types of earthing.

1 Answers  

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why florescent light was flickering?

4 Answers  

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If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.

4 Answers  

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