Answer Posted / nikhil s shah
Carbon brushes are used to connect external circuits in a
motor or any other machine to the rotor (moving part of the
machine) through the commutator. You can also say that
these brushes transfer electric current to moving part of
the motor or machine.....
| Is This Answer Correct ? | 7 Yes | 0 No |
Post New Answer View All Answers
what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?
in control panel, how can i measuring the distance between one bus bar to another bus bar. then now only for bus bar. in mpcb and contactor also. that means one mpcb to another mpcb how much distance? how can i calculate that.
The windings of a transformer are divided into several coils, because?
What is Faraday's law
Circuit diagram of tube light without starter using electrical choke
Assuming that a dedicated neutral earthing transformer is provided for each GT generator, when the two generators are running in parallel, has consideration been given that the earth fault current from one generator stator winding be split between the two neutral earthing transformers? If so, what adverse impact will this have on the operation of the 59N and 27TN devices?
If I want to lift the water at a height 50m from ground level through two inch(diameter) metal pipe then what is the capacity of motor pump is required? is it possible in single phase supply or not?
how harmonics generated in induction furnance? how minimise it?
What is the form name of 'c' license, I want to download in web
how to select proper cable for ct wiring so that drop within the limit.
In the magnetic fluxes, what is the role of armature reaction?
Is there any question in the name of Static Switch in UPS??
How can you calculate the size of the down conductor cable for the lightning protection system. Is 70mm2 cable can replace 95mm 2 bare copper cable when the copper tape size is 25Wx3 thk mm.
What is purpose of reactor?.What is different between line and bus reactor?
why current is constant on d.c?
