As i want some model question paper in basic computer science and history please send me immediately sir
14161) How to calculate battery backup for ups as well as solar with complete formula elaborately......
2 4510phase association of 3PH L&T static CT meter is wrong. means 1PH & 1 CT connected properly and other 2 voltage and CT's inter changed. what would be the impact in the reading?
KSEB,
3 6536In a 3 phase,400v,4 wire system, 2 incandescent lamps, one having 230v,100w and the other 230v,200w are connected between r phase- neutral and y phase-neutral respectively. If neutral wire breaks which lamp will fuse first and why?
3 14413a solenoid of inductance 250mH and resistance 10ohm is connected to a battery. the time taken for the magnetic energy to reach 1/4th of its maximum value will be?
SSC,
1 4778take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????
1789what is the difference between gas group b and gas group c electrical equipment construction wise?
13681.how to calculate energy units in our home at singe phase, 2.415V,63A wiring what will use thickness of wire
2 3237On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation?
3561Why do we apply both Differential and REF (HV and LV) protection schemes on YNyn configuration of a transformer?
WCC,
1546Post New Electrical Engineering Questions
How will you justify IR value and Charging voltage of any motor,transformer and Cables.......???? . . . . . . . . Plz tell me any body Baljeet Singh, engineer_89@refiff.com
Why the efficiency of a three-phase induction is the motor is less than that of a three-phase transformer?
what is positive , negative & zero equivalent system resistance
which phase is preferred for connecting 1 phase vt used for synchronizing OHL? WHY?
draw a circuit diagram connecting transformer OLTC- RTCC- VCB-Marshalling Box otherwise Explain in words
how to calculate maximum current
what is destructive and non-destructive testing of welding
Pl.brief me any electrical major fault you have rectified.
How To increase Knowledge Of boliler regarding To Only Electrical Field..
How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?
How REF protects transformer alone? explain with diagram.
What is the tube exial fan?
any one guide me to reduce the power factor of diesel Generator from 0.97 Leg to 0.8 Leg.with out any change in my load.
what is meant by power and distribution transformer ?
The shot circuit in any winding of transformer result? Explain