What is the formula to calculate the size of Aluminium and copper cable?

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Explain what is electric traction? Explain few advantages of electric traction system?

0 Answers  

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what is voltage ?

7 Answers  

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Enlist four components of electrive drives.

0 Answers  

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what is the difference between indoor package substation and outdoor

3 Answers  

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Why earthing is necessary for any equipment?

0 Answers  

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What is the difference between generator and alternator?

2 Answers  

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which bulb is greater iluminited, 60w and 100w are conected in series?

2 Answers  

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whats was the problem if neutral and earth got 2volt from the ups output

1 Answers  

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IP55 protection stands for

1 Answers   Hofincons,

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three phase 180kva diesel generator can take how much load in amp and what is formula to get this?

13 Answers   lenovo,

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i am using auto transformer for starting of induction motor to provide reduse voltages...but the principle of a tansformer according to definition"which transform energy to on circuit to another circuit with constant power and constant frequency". so if i am using reduse voltage then current obsely hige because power is same.but we use auto transfarmer for starting of induction motor to give low current.but here according to definition we are giving hige current.

0 Answers  

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