Answer / anurag shukla

operating in star mode

Answer / parekh viraj

operating in delta mode

Why earthing is necessary for any equipment?

0 Answers  

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Why electrical heaters are not provided with overload relays in circuits

1 Answers  

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What happens if the capacitive reactance of a transmission line is very high?

5 Answers   ABB, Power Grid,

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Meaning of ingrace protection for motor.for ex IPXY

0 Answers   BARC,

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what is the purpose of reactor in electrical substations ?

2 Answers  

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Size of the 60Hz and 400Hz transformers is a) same b) 60Hz Tr s larger than 400Hz Tr c) 400Hz Tr s larger than 60Hz Tr d) None of the above

5 Answers   Ecil,

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advantages & Disadvantages of Solar power system?

2 Answers  

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What is the min.& max distance between two earth spikes is required for measuring earth resistance of an earth pit? Is the manufacturer of Earth tester decides this? Pls explain.

3 Answers   ABB, HAL,

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Sir, how to calculate the voltage drop and short circuit current of cable. please give me example and formulas.

1 Answers  

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whatis the commertial spec. of distribution boards ?

0 Answers   Bosch,

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Why collecting electrode of ESP to be earthed

0 Answers   NBVL,

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why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 Answers   HPCL,

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