what is the formula of starting current of 3phase and 1 phase motor???

0 Answers  

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What is Skin effect of the cable?

8 Answers   L&T,

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a bulb of 100W and anather bulb of 200W , rated supply voltage 230v.when supply voltage is reduced to 100v,which bulb will give more light? and why with calculation?

12 Answers  

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what is starting current and use of starting current?

3 Answers  

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I have a 1000 kVA Transformer(11kV/0.415kV) and a APFC panel of 400 kVAR(LT).Now if i want to remove the LT APFC panel and install a HT(11kV) APFC panel on the HT side is the HT APFC panel will work same as the LT APFC panel(improve the power factor),if yes what will be rating of the HT APFC panel?what is the formula to calculate HT APFC panel rating???

2 Answers  

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what is the principal of transformer?

2 Answers  

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How do you commission a power Transformer?

1 Answers   EEI,

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why we connect the capacitor bank in star , not in delta in any system

2 Answers  

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what do you mean by lagging and leading current.explain in detail.

1 Answers  

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how we can improve P.F. by using capacitors ?

22 Answers  

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suppose we using 3 phase motor of 440 v means what range of C.T. is require for measuring current ?

9 Answers  

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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

0 Answers  

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