♡ Login
Home
Previous Papers
★
MCQs
Electrical Engineering
DC Machines
improve commutation in DC machines cannot be ...
Que.
improve commutation in DC machines cannot be achieved by
A.
use of interpoles
B.
using brushes at high resistivity
C.
increasing reactance voltage
D.
decreasing reactance voltage
Right Answer is :
✓ C. increasing reactance voltage
⚑ Report
Views 👍 :2.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ if the speed of a DC motor ...
➣ the DC compound motors are generally ...
➣ the armature MMF of a DC machine ...
➣ the commutator pitch for simplex lap winding ...
➣ the slight curvature at the lower end ...
➣ in a lap winding DC generator, the ...
➣ A 4 pole generator with 16 coils ...
➣ in a DC machine for the same ...
➣ for higher value of armature current the ...
➣ the output power of an electric motor ...
❖ Take a qick MCQ Test on
➤ Electrical Engineering Material
➤ Switchgear and Protection
➤ Electromagnetic Field Theory
➤ Miscellaneous
➤ Electrical Installation and Wiring
➤ Electrical and Electronic Instrumentation
➤ AC Basics and Networks
➤ Electrical Machine Design