♡ 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
➣ Pole shoe of a DC machine is ...
➣ The generator ________ has the poorest voltage ...
➣ poles of a DC machine are often ...
➣ in case of DC motor, maximum mechanical ...
➣ the teeth in the armature of a ...
➣ A 4 pole generator with 16 coils ...
➣ if the speed of a DC motor ...
➣ with the increase in the field excitation ...
➣ the air gap between the yolk and ...
➣ DC motor winding losses is proportional to ...
❖ Take a qick MCQ Test on
➤ Signals and Systems
➤ Communication Systems
➤ Electrical Power Generation and Economic Consideration
➤ Switchgear and Protection
➤ Electrical Engineering Material
➤ Electrical Energy Utilisation and Electric Traction
➤ Electrical Installation and Wiring
➤ Digital Electronics