Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

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1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 Answers  

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i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

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If any cable burnt how can we identify it burnt by high current of high voltage? 

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is it possible to flow currnet between earth and nutral wire in a circuit???

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please send me latest & previous years question papers for IOCL Technical level questions

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What is depreciation factor?

0 Answers   HCC,

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WHY IN THREE PHASE CABLE 440V CURRENT FLOWS IF IN ONE PHASE 230V CURRENT FLOWS ???

3 Answers  

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Please define ampere?

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when the direction of a 3phase induction motor is reversed , is there any losses increases?

5 Answers   IOCL,

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what is mean by single phasing used for electrification in rural area of maharashtra ?

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how meger function

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