♡ 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 👍 :1.4K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ in case of conductively compensated DC series ...
➣ the slight curvature at the lower end ...
➣ under commutation results in ...
➣ the internal characteristic of a DC generator ...
➣ stray losses are sum of ...
➣ the function (s) of the pole shoes ...
➣ the air gap between the yolk and ...
➣ in a DC compound motor the field ...
➣ the DC motor that draws almost same ...
➣ the self induced EMF in the coil ...
❖ Take a qick MCQ Test on
➤ Signals and Systems
➤ DC Machines
➤ Miscellaneous
➤ Electrical and Electronic Instrumentation
➤ Electrical Engineering Material
➤ Switchgear and Protection
➤ DC Basics and Networks
➤ Basic Electronics Engineering