♡ 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
➣ reluctance torque in rotating machines is present, ...
➣ the mechanical output available at the DC ...
➣ which of the following dc generators will ...
➣ this is and motors are used for ...
➣ the slight curvature at the lower end ...
➣ laminated yoke in DC motor can reduce ...
➣ in a DC machine, the space waveform ...
➣ in electromechanical energy conservation device(e.g. generators and ...
➣ under commutation results in ...
➣ DC motor winding losses is proportional to ...
❖ Take a qick MCQ Test on
➤ Electrical and Electronic Instrumentation
➤ Synchronous Machines
➤ Electromagnetic Field Theory
➤ Electrical Engineering Material
➤ Control System
➤ Electronic and Electrical Measurements and Instruments
➤ Transformers
➤ DC Machines