♡ 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 👍 :1.8K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ if the back EMF in a DC ...
➣ in electromechanical energy conservation device(e.g. generators and ...
➣ with the increase in the field excitation ...
➣ an ideal DC generator has a regulation ...
➣ Pole shoe of a DC machine is ...
➣ the output power of an electric motor ...
➣ a thicker wire is used in DC ...
➣ the function (s) of the pole shoes ...
➣ the armature MMF of a DC machine ...
➣ in a lap winding DC generator, the ...
❖ Take a qick MCQ Test on
➤ Switchgear and Protection
➤ Basic Electronics Engineering
➤ Signals and Systems
➤ Electrical Installation and Wiring
➤ Electromagnetic Field Theory
➤ Transformers
➤ DC Basics and Networks
➤ Microprocessors