♡ 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 👍 :2.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ in a DC compound motor the field ...
➣ if the back EMF in a DC ...
➣ the factors responsible for rapid wear of ...
➣ improve commutation in DC machines cannot be ...
➣ the output indicated on the nameplate of ...
➣ width of a carbon brush should be ...
➣ the DC motor, which can provide zero ...
➣ which of the following DC generator will ...
➣ the self induced EMF in the coil ...
➣ "A time varying flux causes an induced ...
❖ Take a qick MCQ Test on
➤ Electromagnetic Field Theory
➤ Electrical Power Generation and Economic Consideration
➤ Microprocessors
➤ Electrical Machine Design
➤ Induction Machines
➤ Miscellaneous
➤ Synchronous Machines
➤ Control System