1. Why a DC motor starter is called 3 point starter

Answer Posted / simpal

DC motor starter is called 3 point starter bcoz only 3
terminal (L,A,F)are available from starter.These 3 terminal
L(line),A(armature),F(field) must b connected to supply
terminal,motar armatuer terminal,and shunt field terminal.

Is This Answer Correct ?    371 Yes 31 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is inductance?

670


what is relay what is protection & contact multiplying relays where it is used function in brief

675


Can i replace Earth leakage relay to the faulty Earth Faulty Relay

1041


What must be the minimum distance maintained between 2 Generators as per International standards?

1587


What is cathode ray oscilloscope (cro)?

678






How to calculate the value of earth capacitance in a transmission line.

1789


1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india

1515


Write down the name of 2 lady Bir Pratin of Bangladesh

1561


Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

968


How we can calculate the life of Lead acid battery

1310


When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

1653


how we start 40w tube light with 4 diodes,2capacitors,1 choke and without starter.(a product avilable in market which lights burnt tube lights also)

1629


what is servo motor and how it works?

1771


how we calculate electrical load on a building according to area?

2259


Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault .

1737