♡ 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 👍 :3.1K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ Pole shoe of a DC machine is ...
➣ the main factor that leads the unstable ...
➣ the commutator pitch for simplex lap winding ...
➣ the coil span ...
➣ the commutator pitch for simplex wave winding ...
➣ with the increase in speed of DC ...
➣ for higher value of armature current the ...
➣ aluminium is not used as winding wire ...
➣ if the speed of a DC motor ...
➣ in case of DC motor, maximum mechanical ...
❖ Take a qick MCQ Test on
➤ Electrical and Electronic Instrumentation
➤ Electrical Machine Design
➤ Power Electronics
➤ Induction Machines
➤ Analog Electronics
➤ Synchronous Machines
➤ DC Machines
➤ Communication Systems