♡ 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
➣ if the speed of a DC motor ...
➣ the number of parallel paths for a ...
➣ the armature MMF of a DC machine ...
➣ a DC motor devolves the maximum mechanical ...
➣ poles of a DC machine are often ...
➣ the compensating winding in a DC machine ...
➣ when the torque of DC series motor ...
➣ in a dc DC machine, the brushes ...
➣ stray losses are sum of ...
➣ the ventilating ducts in most of the ...
❖ Take a qick MCQ Test on
➤ Electrical and Electronic Instrumentation
➤ Power Electronics
➤ Electronic and Electrical Measurements and Instruments
➤ Microprocessors
➤ Signals and Systems
➤ Digital Electronics
➤ Switchgear and Protection
➤ AC Basics and Networks