why the earth pin is thicker than other pins in a plug? If it is for reducing resistance, then why the copper earth wire is not so thick as earth pin of socket?

5 Answers   Omax,

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What is the Powar consumption of fan low speed to full speed? is it same ?

3 Answers  

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L.A. (Lightening Arrester) is located at a place from where transmission line enters the transmitting substation. So L.A. (Lightening Arrester) is the first equipments which has to encounter with lightening, high voltage surges and switching surges. It has to absorb energy of lightening, high voltage surges, and switching surges. L.A. (Lightening Arrester) is made up of layers of semiconductors. If these layers can not tolerate energy released by lightening, high voltage surges, and switching surges the L.A. (Lightening Arrester) blasts.

0 Answers  

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what do you mean by the "bay" in a switchyard? how to determine exact number of bays in a substation?

8 Answers   Essar, L&T,

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How to get Electrical Supervisory Licence in chennai Tamil Nadu from TNEB. I am BE EEE graduate.

1 Answers  

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How many points does a Circuit can have?

0 Answers  

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why onlyseries motors are used as universal motors? why not shunt?

4 Answers   TCS,

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how to define vector group of transformer

1 Answers   Engro, Reliance, TATA,

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what is gapless metal oxide techniques?

1 Answers  

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IN PLATE EARTHING , PLATE LAID IN VERTICAL POSITION ,WHY HORIZONTAL WHY NOT

2 Answers   Airtel,

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what is breathing?

0 Answers   PWD,

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difference between turns ratio and transformation ratio?

2 Answers  

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