why doesnt the back emf hold the speed of unloaded series motor?
As field and armature are in series, the back emf opposes
the voltage across field also, reducing the field
current ,resulting in ever increasing speed
| Is This Answer Correct ? | 1 Yes | 0 No |
I have a CT meter with ratio 60/5. The meter reading of previous month was 3290.49 and that of current month was 3797.26. How many chargeable units as per normal meter should be my reading.
HOW CAN YOU CALCULATE PRACTICAL EFFICIENCY OF A ASYNCHRONOUS INDUCTIONMOTOR OF 7.5KW,& MOTOR IS RUNNING WITH AVOLTAGE OF 410 VOLTS,& TAKING CURENT OF 13 AMPS
which of the following loss varies with the load a)hystresis loss b)eddy current loss c)copper loss d)core loss
why capacitor do not switch ON the DG power? (I had checked, capacitor ON in DG power that time current rating was reduced.)
How to measure the capacity/rating of a distribution transformer in KVA?
What are dcs and plc?
CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D
6.6Kv feeder feeding tow step down transformers-415V-,what the possible consideration for parrellel operation?
Why the field rheostat is adjusted such that the voltmeter reads 380V
for preparation of design note of 11 / 220 kV , 3 phase, 63 MVA transformer how can calculate or consider the iron losses and copper losses
Describe the difference between a microcontroller and a general purpose computer.
how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..haifriends2910@gmail.com
Civil Engineering (5086)
Mechanical Engineering (4453)
Electrical Engineering (16638)
Electronics Communications (3918)
Chemical Engineering (1095)
Aeronautical Engineering (239)
Bio Engineering (96)
Metallurgy (361)
Industrial Engineering (259)
Instrumentation (3014)
Automobile Engineering (332)
Mechatronics Engineering (97)
Marine Engineering (124)
Power Plant Engineering (172)
Textile Engineering (575)
Production Engineering (25)
Satellite Systems Engineering (106)
Engineering AllOther (1379)