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i have applied for junior engineer 2 c&w for Guwahati RRB please send me last five year question paper
2240why 3 phase induction motor only need starter ? why not other motors need starter ?(like synchronous motor,single phase induction motors & their types) ?
3 10827What is the Ideal Earth to Neutral Rating for Techonology Equipment like Routers, Switched, PABX, Computers etc etc?
2 4593why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!
1929Post New Electrical Engineering Questions
in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}
If Neutral Grounding Resistor (GR) failed/shorted. Is it repairable.
what is difference between earthingpits,earthing grid & earthing mess?
what is the min and max ohmic resistance for the earthing rod installed for lighting poles for street light network
How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.
details of oil cell size of Breakdown voltage test of tranformer oil details as per Standardswith mushroom electrodes?
How we calculate DC inducation moter Amp? Sir pls give me formula......
how we calculate electrical load on a building according to area?
I want single line diagram for AMF & DG syncronizing panel
can anybody tell me that for p.f. Improvment we use capacitor banks but how to decide its capacitance. As we all know how to calculate kvar but what abt capacitance value
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
What is pole of the system?
what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?
how to setting voltage RTCC panel
Hi.. I am a BE GRaduate in E&E. I have 8.5 Experience in Tendering & Estimation field. I have done SAP SD course few years back. But due to some reason i failed to get job in that field and continued my own field. Now I am thinking of changing into SAP seriously. How should i go ahead???
