Starters are used with D.C. motors because______________?
(A) these motors have high starting torque
(B) these motors are not self-starting
(C) back e.m.f. of these motors is zero initially
(D) to restrict armature current as there is no back
(E) m.f. while starting
Share this... |
Facebook
|
Twitter
|
Linkedin
|
Whatsapp
|
Your email address will not be published. Required fields are marked *