If the damper winding on the rotor of a synchronous motor is removed after starting what will happen?

7 Answers   IOCL,

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how power can be saved using VFDs in detail explain

1 Answers  

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How to calculate earth flat size for 250 Kva DG and transformer?

8 Answers   Deepak Fertilisers,

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State norton’s theorem?

0 Answers  

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WHAT IS M.P.C.B

3 Answers  

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simple way to find busbar sizes??

1 Answers   SPAC,

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In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 Answers  

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When electric field is parallel to the plane of incidence, the electromagnetic wave is said to be a.Linearly polarized b.circularly polarized c. Elliptically polarized d. Hyperbolically polarized

1 Answers  

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What makes the difference between 50Hz supply and 60Hz supply which one is economical? What is the use of using increased frequency?

5 Answers   ABB,

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how to increase or decrease speed in DC shunt motor by DC convertor

0 Answers  

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advantages of vvvf drives over non vvvf drives for EOT cranes

2 Answers  

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Capacitors are used to ... -Reduce the bill of the farmer -Improve the PF

1 Answers  

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