Why we use Carbon & graphite mixxed brushes in the DC motor?
- 6 Answers
- 15639 Views
- I also Faced
- E-Mail Answers
Answer Posted / vinod kumar t
this wil reduce th sparking in the commutator
| Is This Answer Correct ? | 5 Yes | 6 No |
Post New Answer View All Answers
If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??
what is meant by the phrase 'static load' in case of shorting in a generator excitation system?
what is an unbalance in acircuit? in a three phase 3wire circuit how an unbalance will come? in a three phase four wire system how an un balance is coming?
how to select energy meter? have any calculation?
When we use 3 terminal resistor?
what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not
IF ANYONE HAVE ANY QUESTION ASK ME AT MY MAIL anmol.bhardwaj5@gmail.com
How can we find out LT UG cable fault (size,from-4*25mm sqr to 4*300mm sqr)? How mani types UG cable faults?
What is meant by a stray loss of a induction motor??? What is the equation to find it
in non technical way how can u define POWER FACTOR??
what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.
what is the main difference between power devices and signal devices
Battery is a voltage source? give one example of current source and why?
what is vA rating and class of a ct.
What is the complete procedure of erection of electrical panel in industry
