What are the types of lighning arrestor protection system? how to choose that according to load?

2 Answers   SPL,

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. How to calculate the Short Circuit Impedance in Transformer? How to calculate the Short Circuit Impedance in Transformer?

0 Answers  

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how capacitance is neglected in short transmission lines ?

1 Answers   BMC, Qucab,

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What is a slack bus?

0 Answers  

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What are the types of earthing? Explain dagramatically.

3 Answers   Siemens,

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why measure the gravity in battery?

2 Answers  

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what is the difference between real and reactive power? and what is the importance of these

3 Answers  

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Why carbon brushes are used in motors?

6 Answers   BARC,

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how to claculate the ups load in KVA pls give the if any fourmoul?

4 Answers  

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i have a Connected Load of 280KW and Maximum Demand of 224KW to one of SMDB under design with me. which criteria should i consider to design panel and main cables connected Load or Maximum Demand 1)Breaker rating 2)Panel Busbar rating 2)Incommer cable sizing (ignore Voltage drop)

1 Answers  

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what is SMDB

6 Answers  

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Find active & Reactive Power transmitted in a transmisston line having Vs30 degree(sending end) to Vr(zero degree)at receving end with line inductance X ohm. Vs(30degree)-------------------Vr(zero degree) X ohm

3 Answers  

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