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What is the de rating factor of cable? What is the importance of the de rating factor in cable selection?
2030What is the working principle of CFL & T5 tube light & 40W tube light with electronic ballast?
Remi,
3887Is there any Flood lighting system which produces more light (More power consumption 1000W,400W etc.,), white light and restart immediately after power restoration ?
1 34921)What are the proccedure of initial charge of 100AH lead Acid battery bank 2)whether discharge test is reqd ? if it is rqd why, how 3)what are the discharge critieria (volt/cell or sp.gravity/cell
1 3685sir,i am swati. i am goin to gv jspl exam on 21st nov'10. iwant previous year question paper. plz help me out. my emailid is swatisinha.dav@gmail.com
1 3662why the autotransformer burnt while stating the pumpmotor?, In starter and motor there was no abnormality.
4 14144Why insulation level follows this order? transformer < bus bar < circuit breaker & Isolator < transmission line.
2083Post New Electrical Engineering Questions
does any one know where we can purchase insulation oil for high voltage oil filled cables
In all analog voltmeters or ammeter showing some small size symbols. as well as a star and in star 2no. digit, resister symbol,and other. what is that's meaning ?
What will be the voltage regulation of a full load and 0.80 power factor lagging load transformer when a two winding single phase transformer has a voltage regulation of 4.5% at full load and unity power factor?
Will any motor burn if voltage provided is lesser than the rated voltage???? If yes, then how is speed control possible with voltage control
A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
is it possible to turn on the single phase star delta on delay timer using 24 v dc ?
why steady state stability limit is greater than transient stability limit ? How it can be explained ?
Iin ESP why positive is grounded ? why not negative ?
XYZ
What is the limitation of kirchoffs law?
How to calculate flow of water delivered by pump when pressure & size of pipe line is given
Define the overload capacity of the motor?
how does a shunt reactor maintains the bus voltage???
what causes contact chatter when there is no demand on the air conditioning unit?
1)What is a Triode? What are its uses? 2) What is a Triac? 3) What is a Thyristor?
