What is the purpose of SSVW, IOVW, DVDF Tests in transformer? Those who are answering, pls send mail ids also.
1 10679How Arc Extinguish in Minimum oil circuit breaker and What is the function of Radial and axial vents of turbulator in Minimum oil circuit Breaker Where these vents are exists.
1 3684how i decrease the neutral to ground voltage , thats i read 7v on my digital meter.i dont know about my earth pit.
2 3617why we are using the 2 slope in differential relay?but in busbar differential we are using only one slope. what is the reason.
1 3094in 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?
1406what happens if number of poles in stator and rotor windins of slip ring induction motor are not same. Will it rotate near to the synchronus speed defined by stator?
GATE,
1 3896If the rotor pf of a 3 phase induction motor is .866, then what is the phase displacement between stator and rotor magnetic field 1)30,2)120,3)150,4)90 please justify....
GATE,
2 4779Post New Electrical Engineering Questions
If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?
please write motor, transformer, Generator setting, fault level calculation of Tr.etc
Can the output voltage of a rectifier be greater than the input AC voltage without the use of any voltage multiplier in the circuit??please provide the explanation too..
from which subjects most of the technical que will b asked for hpcl(electrical).pls help me
difference bewteen reverse current and alternating current
what is difference between earthingpits,earthing grid & earthing mess?
Safety of on line ups
What is steady state response?
why would amp draw on neutral wire be as much as amp draw on the hot leg.
In an ACB shunt trip coil and undervoltage coil operated normally( breaker open and charged). But closing coil not operating untill manually discharge and recharging. Any help.
Anybody know how schematic diagram for reverse power relay? RPR for generator protection
I have c license but I don't know eligibility of Max Kilo Volts under the electrical licensing board.
what is mean by restructuring power system?
What is the limitation of kirchoffs law?
in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly