Interested to Buy Any Domain ? << Click Here >> for more details...
Why the brushes used in dc machines are made of carbon not
from other metal?
- 3 Answers
- 9676 Views
- I also Faced
- E-Mail Answers
Answer Posted / pavan msh
brushes used in dc machines are mostly made of carbon bcz carbon is of low cost and also a good conductor
| Is This Answer Correct ? | 5 Yes | 4 No |
Post New Answer View All Answers
xfhnchncv?
What happens if we connect a single phase energy meter in reverse polarity.
how to identify vector group of three phase transformer by voltage method?
Is potential difference materials property ..? if yes tnen how.. explain brifly.
what is a synchronizing lamp ?
What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?
hi this is hema, r there any books in particular for the preparation of the APPSC-A.E.E(electrical), if so please mail me the names ... thank u .
In Generator How suction compression power and exhaust works ?
what is the minimum recommended leakage current of an earthed cable connected to the body or skid of an alternator
hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx
What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.
we can run 2phase as 3phase .what will be the differnce with respect to phase angle, power, current between the two modes
A 3-PHASE TRANSFORMER IS USED TO STEP-DOWN THE VOLTAGE OF A 3-PHASE, 11KV FEEDER LINE. PER-PHASE TURNS RATIO IS 12.FOR A PRIMARY LINE CURRENT OF 20A, CALCULATE THE SECOUNDRY LINE VOLTAGE, LINE CURRENT AND OUTPUT KVA FOR FOLLOWING.A)STAR- DELTA.B)DELTA-DELTA.
i have total 8 dg sets for synchronizing and 2 buscoupler,1 sectoin dg no 1,2,3,and 2 sectoin dg no 4,5,6,and last section dg no 7,8 ....if buscupler no 1 and 2 is off mode ..than dg no 1,2,3,will synchroniz of another dg sets?
i have 3500 amp load and select current transformer and perches.how i calculate .please understand
