♡ 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 👍 :1.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ the sparking at the brushes, in a ...
➣ the direction of rotation of a DC ...
➣ what are slot wedges in a DC ...
➣ the number of parallel paths for a ...
➣ the direction of rotation of DC motor ...
➣ the purpose of providing dummy coils in ...
➣ the dummy coils in DC machines are ...
➣ stray losses are sum of ...
➣ in a DC compound motor the field ...
➣ the fall in speed of a DC ...
❖ Take a qick MCQ Test on
➤ Switchgear and Protection
➤ Induction Machines
➤ Electrical Machine Design
➤ Electrical and Electronic Instrumentation
➤ Basic Electronics Engineering
➤ Analog Electronics
➤ Microprocessors
➤ Electrical Installation and Wiring