♡ 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 👍 :3.2K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ the number of parallel paths for a ...
➣ the compensating winding in a DC machine ...
➣ the direction of rotation of a DC ...
➣ the armature MMF of a DC machine ...
➣ when electric train is moving towards a ...
➣ to avoid formation of grooves in the ...
➣ to have sparkless commutation, dharmik reaction effect ...
➣ improve commutation in DC machines cannot be ...
➣ in electromechanical energy conservation device(e.g. generators and ...
➣ with the supply terminals of a DC ...
❖ Take a qick MCQ Test on
➤ Transformers
➤ Analog Electronics
➤ AC Basics and Networks
➤ Digital Electronics
➤ Signals and Systems
➤ Control System
➤ Power Electronics
➤ Induction Machines