What is difference between slip rings and carbon burushes?

Answer Posted / k.prakashchandra

In generators ,slip ring is a thick metal ring fixed to
rotating shaft duly insulated from it, to evacuate
electrical power or to receive dc supply for field
excitation ,when it is called 'collector ring'.In motor it
is used for starting and speed control ,being connected to
variable resistance box.The connection between the slip ring
and the cable is established with the help of carbon brush
which is housed in brush holder.

Is This Answer Correct ?    2 Yes 5 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

sir please send me techinical questions for junior engineer posting in bangalore railway i am diploma holder

1546


how to test YNyn0 vector group in transformer?

3200


if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.

1504


how hazordious area is classified at an oil & gas plant and categorise suitable class of electric equipment in that area like induction motors, LCS, Lighting Fixtures Fluerescent/Flood lights Mercury& sodium lights, J.Bs, Power Cables etc

1348


12.5 tons a/c is their how much kva generator can recommend to the customer.

1482






What is depreciation factor?

1766


what are the main applications of transistor in non-linear region?

1442


what is ic 01,ic 06 ?is it types of cooling?

3775


What is the de rating factor of cable? What is the importance of the de rating factor in cable select

1882


hi, could someone help me to find a control design for syncronising panel .

1267


witch pump used in wtp

1618


For overhead protection we use which transformer?

1938


what's producer of XLPE cable laying in undergroung

1656


How much no load current of synchronous motor

1590


What is the difference between Static and servo controlled voltage stablizer?

1637