Answer Posted / suresh

cogging means magnectic locking, when the speed of the
stator flux is equal to rotor flux that time it will happen
due to imprpper design of rotor.



motor runs at one seventh of the rated speed is known as
crawling

diff b/w elcb and rccb

2341

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2025

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2338

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why dc is used in control circuit for mv & hv switchgear instead of ac

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how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.

2270

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why transformer ratings in kva? & DG ratings in kva? & Motor ratings in kw/HP?

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if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

1922

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hi plz send me reliance placement papers..i.e electrical technical papers that have been asked in reliance test.

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What was your role in the silicon evaluation/product ramp? What tools did you use?

2000

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what transformer we used normally and upto which kva?

2017

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I want to know Electrical Circuit?

2223

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2178

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What is different type of Electrical curve and how it protects the equipment's while up-normal situation?

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