Answer / ibrahim+8801671121852

lighting arrester is used mainly for balancing the voltages
of any building. when lit comes from the sky the voltages of
any houses is rises. to aviod this rising voltage we used
lighting arrester. but if it passed 3.3kv it doesn't work.
or it would be burned.

how to find Harmonics and types as per the equipemnts

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why 3 phase motors are preferable over single phase motors ?

4 Answers  

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How shall i select the value of capacitor or inductor in a system?

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Can XLPE/SWB/PVC (P3) 7C X 2.5mm2 be replaced by Can XLPE/SWB/PVC (P2) 7C X 2.5mm2??? P3 vs P2

0 Answers   PCSB,

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What do u understand voltage reg. of an alternator?

0 Answers   IOCL,

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Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?

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what is cause of static electricity? I experience shock when i touch metal equipment in a room ,furher check shows earth leakage showing 80ma at the DB near to the 400 MCCB?

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The transmission does not have options: a)Partition noise b) Flicker noise c) resistance d) Short noise and reason

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what is dielectric heating

1 Answers  

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If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

1 Answers   Focus,

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what is droop?

13 Answers   Alstom, Bhel,

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how to calculate the capacitor to maintain power factor?

0 Answers   Bosch,

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