Answer Posted / jayan
Back emf is regeneration in dc motors
| Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
Explain how to determine capacitor tolerance codes?
Why computer humming sound occurred in ht transmission line?
What is time response of the control system?
what is the generator rating for 40 amp load of 3phase motor.?? 400v voltage of generator... plz tell me with formula its urgent...plzzz... and also tell me that this 40 amp at all phases mean 40 amp on red,40 amp on yellow,40 amp on blue...... or the total sum of that 3phase is 40 amp....
give me applications of sequence bridges . (used in 3 phase un balanced systems)
why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A
Where is servomechanism used?
when we gave dc supply to 220v dc motor its rpm is 1200. then we gave 180v. how many rpm of its motor. gave answer with calculation at my ID.... ravizak@ymail.com
What is meant by celling voltage & current in excitor ?
why we need to us lenz's law for synchornous motor
State superposition theorem?
Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0
WRITEDOWN FEW RELY CODES
WHAT IS MOBILE SUB-STATION? & REALLY BENEFIT IN INDIA
Sir,In our company there are 3 caterpillar make(capacity:(1) 3.3KV,2.5MW(2)3.3KV,2.5MW & (3)3.3KV,1.9MW) & 1 deutz make (capacity:11KV,3.8MW)gas engines utilised,all are running in paralell. There are three transformer utilised,(1) 6.25MVA,3.3KV/22KV,Impedence voltage:6.7% used for two generator,both are 2.5MW(2)5.5MVA,3.3KV/22KV,Impedence voltage:7.2% used for one generator of 2.5MW & (3) 5.5MVA,11KV/22KV,Impedence voltage:7.8% used for one generator of 2.5MW.all generator breakers capacity of 1250Amps. Sir,I want the details of fault level calculation of generator,transformer individually & for whole system. If you require any information from me.feel free for contact me sir.pl.send the answer of my question as the earliest as possible.