i want all question & answers of the written exam1 1669
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why for transformer protection we protect tranformer from 3rd hormonics and 5th hormonics and what is the reason of generating these horminics in electrical system?2 7223
In step down transformer (415/200V),mistakenly secondary side is connected to 415V for some hours, what would be result of this condition?19 18778
can u please tell me how VFD(variable frequency) drive is used as a energy saver....?12 13385
what are the various questions asked on excel in an interview2 11958
check list of maintenance of transformer?11 101398
Can anybody tell me how to select the size of earthing cable for DCS & PLC system.Please tell me any relevant answer here or mail it to me.1236
why we are not earthing ht cable at both the ends(sending & receiving end)?5 9419
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a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm12 13307
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How do I multiply two columns in excel?
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Distinguish between new and malloc and delete and free().
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Name the organization that regulates RRBs in India?
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