Why Transistors are not used as switching devices?15 18936
what is the difference between electrical & electronics244 213585
All tape of electrical questions Answers tape of motor transformer e.o.t crane1127
2 Diesel Generators 900KVA connected to the bus bar for essential load as an alternative for power taken from 11/440V 3KVA Transformer supplying this bus bar. my question here is in the event of power failure on 11KV side can I feed the power to 11 KV bus by using the same transformer as reverse feed, what will be the inrush current???3 8832
what is the difference b/w winding insulation class and winding temperature class?6 12498
why, when birds sit on transmission lines or current wires doesn't get shock?36 32839
railway exam in asst loco pilot old test paper25 27376
what are the types of transformers59 58709
hi friend i am going too attend for hpcl in this month please help me by sending written test question papers i am in the stream of E.E.E
capacitor is load free component but why ampare meter shows the current when the capacitor bank breaker close?
capacitor is load free component but why ampare meter shows current when capacitor bank breaker close?5 9048
What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?
why three phase capacitor takes unbalanced current in capacitor bank?
What is the formula formula for Busbar sizing and what are the things to be consider for Busbar Calculation?
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
what will happen if the prime mover on the field excitation of the on-coming generator fails?Explain.
IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?
hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its email@example.com help me frds
is it possible to have dc motors on single chip
How a capacitor discharge weld power supply works? what is the use of a pulse transformer?
please send the IS strandard for electrical to firstname.lastname@example.org
How can we findout the maximum efficiancy of Transformer? At which load?
How can we increase fuel-power ratio of any DG set?
What is the actual calculation for transformer short circuit test?.
how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.
defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?