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Categories >> Engineering >> Electrical Engineering        Suggest New Category      Question  Asked @ Answers Views     select   what is d meaning of inrush current of a trafo ? how u can calculate this ? Jindal  0  329 1.what type of wave is produced from i.online ups ii.offline ups iii.inverter.why don't we use inverter instant of offline ups for computer,what's the reason?  2  507 1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?  3  1210 1.What will be stored in online ups EPROM IC? IBM  0  137 1.what is the easiest way to convert AH(ampere hour)to watts?.  2  525 can any one suggest paper presentation topies for electrical engg?  0  165 Why use only DC supply to charge batteries why not AC Supply?? APC   2  1131 What is lighting kitts.  0  118 What is ht lt switchgear. HBL-Power-Systems   2  3323 What is plc.  2  751 What is ac and dc drive.  1  900 what is the use of static frequency converter and static excitation equipment? and where it is employed? for what? Toshiba  0  418 what happens if power factor is maintained at 0.9?give me the answer in technicall way rather than telling the penality n all NCC  5  1575 We have a 33/11kv switchyard having 12.5 MVA power transformer. We export & import power through this transformer. When we export power, the PF will be depend on GRID PF & when we import power the PF will be depend on our load PF. but the problem is that,when neither we export nor import but our 33KV vCB is in close position,our meter read the power factor 0.14 to 0.25 at that moment. So how can be we improve the power factor at that moment.  3  719 how brushless dc motor is operating ?  4  768 E-Mail New Answers        Answer Selected Questions        Post New Electrical Engineering Question Prev    1   ... 57   ... 113   ... 169   ... 225   ... 281   ... 337   ... 393   ... 449   ... 505    612   [613]    614  ... 673   ... 729   ... 785    Next         Civil Engineering Interview Questions     Mechanical Engineering Interview Questions     Electrical Engineering Interview Questions     Electronics Communications Interview Questions     Chemical Engineering Interview Questions     Aeronautical Engineering Interview Questions     Bio Engineering Interview Questions     Metallurgy Interview Questions     Industrial Engineering Interview Questions     Instrumentation Interview Questions     Automobile Engineering Interview Questions     Mechatronics Engineering Interview Questions     Marine Engineering Interview Questions     Power Plant Engineering Interview Questions     Engineering AllOther Interview Questions       Un-Answered Questions    Question Views Asked at   Select   Why we are using only Dyn11 tranformer in distribution system but not using a Dyn1 in distributing system?why not and advantage and disadvantage in both 359 Jindal How many types of Differential protection are there? and what the special arrangement are made at the time of charging of a transformer on the Differential protection? 104   what are the pecularity of shaver sockets ? 181   I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it? 50 US-Electrofused-Minerals What will be result if we connect LT votage to the terminal of HT motor? 97 Equate sir iam a 3rd yr eee student.no core company comes for recruitment to our college.my aim is to be placed in l and t.tell me the procedures. 74   Difference between earthing & grounding.? 75   Do inductive loads have distorted current waveforms ? 48   WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm? 163   What is FM200 Gas??Applications........ 270 Emerson HOWTO CALCULATE CABLE SIZE BETWEEN BATTERY CHARGER TO BATTERY ? 181 L&T in my observation NCT is used at Karnataka power transmission. why we are not used in andhra pradesh 63   E-Mail New Answers        Answer Selected Questions

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