Answer / pichumani

IS3043 / 1987 for earthing

How much area is covered by a single lightning arrestor to protect object from lightning strokes ?

1 Answers  

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why the neutral point of star connnection oscillates?

3 Answers   Avalon,

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what is meant by frequency ?

10 Answers   TCS,

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If two induction motors A and B are identical except that the air-gap motor 'A' is 50 % greater than that of motor 'B', then

2 Answers   Lanco,

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Why we connect the capacitor in Delta?if we conect in Star what will happen?

9 Answers  

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what effect on electrical equipment if PF is gone over 0.996 in leading when provider say that its keep in minimum 0.996lagging

3 Answers   ABB,

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I have recently seen a transformer which had two primary terminals and was connected between two lines,i would like to know what kind of transformer is it?short discription about it,any advantages,purpose of usage of the same.............

8 Answers  

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Compare OH Transmission & UG Transmission?

2 Answers  

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why earthing point in the 6amps/16amps socket bigger than the remaining (Phase & Neutral)points.

1 Answers  

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If DC supply is given to a transformer it may a) Work b)Not Work c)Give lower voltage than the rated voltage on secondary side. d)burn the winding

12 Answers   wbsedcl,

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How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

0 Answers  

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how we control the magnitude of a generator output

2 Answers   EESINT,

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