what are the differant std sizes of cable trenches?
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why we use to always generate power below 16kv.why not at higher voltage?
why earth hole size is biggest in plug point?
22 Answers Al Qabas, HCL, RRB,
in most industies hormonics present up to some level. what is limit ? and there effect?
WHY WE ARE DOING THE EARTHING IN A SYSTEM. SOME PEOPLE ARE TELLING FOR PROTECTION. WHAT PROTECTION GIVE ME THE CORRECT ANSWER.
suppose i have two single and three phase induction motor,thier have not any rating on its panel,anybody can tell me which motor is single or three phase?
In Megger which types of test we can do ? and How it works? How to use?
how to calculate the ngr capacity(nutral grounding resistor)
what is the meaning of osr in transformer.
how to converate kva to kw ?
in transfomer which type of oil is use!
why battery room in substation is black coloured?
what's float charger and boost charger? why it's used?
2 Answers APCPDCL, PTCL, Rolls Royce, Siemens,
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