what is diff. between earthing grid,earthing mess, earting grid?

0 Answers   Century Rayon, Emco, Tailor Solution,

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What is the effect on Power factor and capacitor when your company load is more than 70 % of welding transformer

0 Answers  

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what is the pi test for current transformer?

1 Answers  

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What does Magnetic Neutral Axis

2 Answers   Eskom, Genus, Lanco,

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If a capacitor bank is having rating 750kvar for 6.6kv. Then for 3.3kv how much will be the rating of capacitor bank.

1 Answers   OCL,

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Give the expression for the frequency of oscillations in an op-amp sine wave oscillator?

0 Answers  

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IF alternator SCR value will be high means what happen in alternator efficency at operating power factor of 0.8

0 Answers  

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AVR

2 Answers  

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What is different between MCB & MCC & isolator switch

1 Answers   Standard Chartered,

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How can ignition voltage of light increased with the help of a ballast

1 Answers  

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how to know the diffrential relay setting of 06mva step- down (delta-star)transformer?

0 Answers   IPCL,

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If a fan get trip and run in reverse direction due to system flow. Now in this condition during starting how can a VFD bring this negative speed to zero and later run in forward direction?

2 Answers   Aditya Birla, Siemens,

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