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why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??
2037How much UG cable size should i use so as to accomodate a ground + 2floors house. A 1.5ton AC & geysers(2) in each floor with lightings
2 4356There are 2 motors without name plate and terminal but one is DC motor and another is induction motor.How one can identify which one is DC and which one is AC motor?
6 12273How the flights will be fly be fly without ground connection under raining with thunder lighting?
1 3405how the transformer stables out zone faults? Because we use non directional O/C relays .Is there any special considerations are taking into account to overtake this?
1 3057The electrical energy required to raise the tempreture of a given amount water is 200 kwh. If the heat losses are 20%, the energy required is?
2010Why smallest capacity LV motor are star connected and medium & bigger size LV motors are delts connected
1 3001Post New Electrical Engineering Questions
why we setting 95 deg and 105 deg in wti and oti of distibution transformer ? give the reson for that ?
What is Diff btw Fire Alarm & VESDA System???
What is the difference between Droop vs Isoch Control?
According to conduit size which size wiring & how many wires can we provide wires in conduit & how can we select conduit size accordingly?
I COMPLITED MY B.TECH AND 10TH CLASS WITH 70%MARKS BUT 12TH CLASS 55%MARKS..CAN I GET INDIAN RAILWAY RECUREMENT EXAMINATION?
what is plunger and what's the use of it in motor alignment?
how many stairs have you climbed while you were coming
what is the necessary of using inductance property in transmission lines even through resistance is used to opposes the high current flows in that?????
is it necessary to earth the rmu before cutting off the transformer winding?if yes why?
do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....
How much minimum insulation required between 11kv/3.3kv transformer windings?
i have install 750 kva distribution transformer at my site and want to do neutral earthing. what calculations should i follow to determine earthing conductor material and size?
How they LT panel busbar size choose
What is touch potential and step potential?
can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent
