Why a starter is used for a motor?
- 50 Answers
- 133962 Views
- L&T, Nilachal Polytechnic, I also Faced
- E-Mail Answers
Answer Posted / niranjan
since during starting the back emf is zero and as v=e+ir
and as the armature resistance is approximately negligible
therefore the armature current is very high .Therefore
inorder to limit the starting current a starter is used
for a motor.
| Is This Answer Correct ? | 1 Yes | 3 No |
Post New Answer View All Answers
Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?
How many double suspension hardware fittings are required on a double circuit transmission tower?
what are the reasons of CT circuit faulty in busbar protection scheme?
What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?
In what cases (circumstances)we should apply P controller, PD controller, PI controller & PID controller ?
why we used dc supply for field in dg set
lorteny method
what are the ''pitting rings''and how cn they be controlled in a series generator
In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc
Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?
SUTIABLE FOR ohm's law super conductor
What id difference between power and energy?
why zero sequence impedance measurement is not applicable for single phase GT
what is the function of impulse relay
Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?
