What is the meter used to check the DG sound level.and pollution check2 3814
What is the permissible sound level for 1000kva DG set and how the sound level is calculated.1 2246
why rotor winding in induction motor is not earthed. normally we uses star winding in rotor .why?3 6494
why do we not use equivalent voltage source in negative sequence equivalent ckt.
Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to email@example.com Thanks and regards Varsha1314
Please sent me some previous year question papers of BSNL-JTO telecom and RRB in ELectrical Engineering to firstname.lastname@example.org
For a Potential Transformer(PT), the primary neutral terminal must be grounded before energization. Why....? What will be heppend if we energize the PT without grounded the primary neutral point? Why..........?2 12890
what is difference between tension tower and suspension tower?8 35798
which transmission is cheaper ac or dc?10 7308
what is S.D.F stands for ? (S.D.F unit 80 amp , TPN )6 17828
What is best method of Calculating Short Circuit current in power system network.1 3358
why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.
Dear Brother can u tell the proper size selection of cable & the fault level calculation of braker, busbar etc. pls mail me at email@example.com
which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant
If we are given a 10 amp cable type and asked to calculate the number of cores used and the thickness of the cable, how do we do it?? please help...urgent!! i hope the question is clear enough!!
What is your acheivements
how can found motors folt current ? how can disided circuit breakers caoicity and breaking capicity ?
how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING) I O (current operating)?
what is allowable ac mixing in dc
What will be the current if the resistance total in a series circuit doubles?
what is magnetizing current test in power transformer
in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?
What is the formula to calculate the rating of a three phase air circuit breaker
What is Icu and Ics and what is difference b/w them. please tell me how to calculate a size of a copper bar for a system or a breaker... reply on... firstname.lastname@example.org would be waiting for a logical answer.
Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)
difference between high and low impedance BUS BAR relay??