what is the difference between transformer,converter and transducer

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what is a universal motor? how it works?

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for a machine R=130 KVA Y=132 KVA B=144 KVA Then what will be the total kva

3 Answers   ABB,

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why do motors burn out? I understand why adding parallel loads to a power source means more current moves through the circuit, and can destroy circuit elements by overheating. What about when you have a vaccuum cleaner intake flush against a floor, a room fan sitting directly against a wall, or a power drill trying to drill through something too hard?

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Why are some relay circuts designed to have the ct current flow through the neutral instead of the phase wire, such as in some diff relays?

1 Answers  

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when the supply of MSEB is cut off & all the load of the industry is driven on generator at that time the capacitor which is connected in industry for power factor control is switched off why?

1 Answers  

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What is the function of interposing current transformer?

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detailed procedure how we calculate cost for pcc m10 and rcc m20 including centering and labour excluding steel/ iron

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why a motor overheated stops to rotate ?????

1 Answers  

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what is the difference between the megger and multimeter operation ?

3 Answers  

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principle of power export and import in captive power plant.Is it depends upon voltage,current or frequency?Plz explain briefly.

1 Answers  

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In three phase energymeter the spindle rotating backward why?

1 Answers  

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