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considering the 3phase and single phase ac system the load applied and the volage given is same...will the current differs for both the cases are it wil remain same?
5 6833differentiate between one way two gang switch & two way one gang switch, used in designing the loads of building.
1 4623If the Supply voltage is increased by n times, the cross section of conducter will [increase/decrease] by ________ times ?
4 11559The Source internal resitanse Rs , When equal to Load resistance RL, the maximum transfered is of _____ % of input power?
2 7767In a transformer ,when voltage decreases current increases. but this is a violation of oms law.why?
15 24331how the testing of protection CT Testing done through Primary injection kit please describe in detail procedure...
2237Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB
2814Is a direct shorth ciruit on a branch MCCB in a Low Voltage Switchboard a correct means of tesing the performance for discrimination?
2348v=I*R, i.e V is directly proportional to I. now P=V*I. so V=P/I. thus v is inversely proportional to I. so what is the correct one? If both are correct than for which kind of condition this 2 differ
3 7538Post New Electrical Engineering Questions
In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?
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What are the basic components of the feedback control system?
A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03
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what is the major difference between LIBBP & HIBBP.. which one is most preferable..
If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?
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what is electrical machines
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?
how oti and wti connections are different from each other?
how to calculate the power factor when instantaneous voltage and current has harmonics in it ?
what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?
what is the difference between dry and wet type of 132kV terminations. which one is durable
Load transfer in 11kv double busbar switchgear - operation.
