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.

difference between temperature sensor and temperature switch

3 Answers   ABB,

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In what situations relays are used in Circuit breaker? In Above what rating of Circuit breaker the relays are used? Why relays are not used for CB like MCB?

0 Answers   Elektrotek,

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why the power factor in inductive load is lagging while it is leading in capacitive load?

6 Answers  

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How does the humidity affect in breakdown voltage of air?. Is the breakdown voltage increases with the humidity?

2 Answers  

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In ht capacitor ckt we are using LBS Panel it having isolator with fuse, one of HT fuse flash over, so what is reason behind this event.

0 Answers  

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how digital four pin earth resistance tester works

2 Answers  

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What is the difference between AC and DC injection methods for rotor earth fault protection

0 Answers   Asian Alliance Insurance, NBVL,

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What is communication? What are the different stagesin the communication process?

1 Answers  

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type of transformer

3 Answers  

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Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

0 Answers  

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what rectifiers is and what are the types of rectifiers?

0 Answers  

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What is the constructional difference between ceiling fan and table fan

2 Answers  

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