explain how to protect high rise building from the risk of lighting.

1 Answers  

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If more than rated DC voltage appears across trip coil of the breaker, what will happen? e.g. in 110V DC circuit system, if voltage across battery terminal showing 121 V

0 Answers  

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how can i determine the KVA/MVA rating of transformer precisely?? is there any standard test?????

0 Answers  

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Difference between directional over current and non directional over current ?

2 Answers  

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a simple c++ program to calculate simple interst with its data members as private

0 Answers   L&T,

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pls tell about gas insulated substation?which gas is used for that substation?above which rating we are used this substation?how we take maintenance in that substation?it means substation fully shutdown or live condition?if live condition means how?pls clear this things

1 Answers   Essar,

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what should be the spaciing between street lights designed for a manufacturing location. any IS codes?

0 Answers  

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A 4-Pole D.C. Generator has a speed of 1500r.p.m. Then what will be the frequency of D.C. Generator ?

9 Answers   IBM,

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i completed my DEEE. and i want to electrical c license. how to get it..?

0 Answers  

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how it can be decided what will be the rating of CT and PT to be used in LT or HT cables?

3 Answers  

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What is Meter MF if External CT Ratio is 150/1 , PT Ratio is 132/110 Meter CT Ratio is 200/1 & Meter PT Ratio is 110/1

0 Answers  

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what happens when reactive power increases ? does the reactive power loss increase or decrease ?

2 Answers  

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