How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me1210
Why does an induction generator is preffered as compared to synchronous generator in especially a wind energy power production project?1146
One 15kw motor Why we used star delta feeder?why not used DOL please explain in details3 5676
WHAT IS THE FAULT WHEN 100HP TURBINE MOTOR TRIPS, LIST THE FAULTS AND ITS TRABULESHOOTING TIPS.. MY AUTO TARNSFORMER STARTER TRIPS1168
What is ferrite affects and what is disadvantage of ferrite affects.1 2012
what is the meaning of Ring Mean Unit in a substation or trasformer also tell me its oerpuse?4 41950
How can make a star delta with Rstar delta feeder ( ( 4contactor & one timer ) pls answer with digram (power &control digram)1 2483
write circuit diagram for a motor rotate in forward direction once it started and when pressed the same button it should rotate in anticlockwise.1669
what is mathed of check the D.C MOTOR 181 KW (ARMATURE AND FIELD) WHAT IS THE MATHED OF CHECK THE THYRISTOR MODULE (HIGH CURRENT)1098
What is the current carrying capacity of 35sq.mm flexible cable?
What is star-delta transformer?
what is the minimum requirement gigaohms for the insulation test using 5kv in 300mm xlpe cable
what is meant by impulse voltage?
what is the importance of earthing system on the generators big capacity and small?
can we use NPT glands in LT panel
in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?
what is meant by re-rolling motor? how it differs from standard motor?
Importance of fault current in power transformers and how to monitor the same? How is it different from winding temperature?
what is the difference between RMS & TRUE RMS VOLTAGE
why is the power generator connected as star earthed or star earthed through reactance and what its features ?
what is the voltages using in movie theaters??? why ??why not other??
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?
Sir, I have applied for the of Assistant.engineer of NPDCL. please send me all AP TRANSCO AND JENCO solved papers of previous exams . I requested send me the papers to my id as soon as possible (email@example.com) (This is very urgent) Thank You,
what about GD square and its important for motor design?