How earth resistance reduses by pouring water coal and salt?

4 Answers  

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what is the different between second harmonics and third harmonics ?

1 Answers  

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what is the transformer efficiency?

5 Answers  

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

0 Answers  

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what is the IS foe lightning arrester?

0 Answers  

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Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??

0 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating

0 Answers  

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What is the maximum and minimum rating of UPS?

0 Answers   Indiabulls,

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current transformer balance the power level on both sides. e.g in case of step up, at secondary side voltage rise but current decrease and vice versa in case of step down transformer. but how this power level remains same in case of current transformer and voltage transformer

0 Answers  

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WHEN I AM CONNECTIN TWO ELCB IN PARALLEL.ONE ELCB TRIPPED...HOW IT HAPPEND??

5 Answers  

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why generator is star connected ?

3 Answers   Voltech,

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We all have seen transmission and Distribution lines In transmission lines the voltage is high and current is low(to reduce I^2r loss) and in distribution lines voltage is low but current is high however the size of transmission wires is bigger than that of distribution wires even though the amount of current carried by the distribution lines is more than that of transmission lines why?

4 Answers  

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