♡ 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 👍 :2.0K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ the horsepower obtained from the motor shaft ...
➣ with the increase in the field excitation ...
➣ "A time varying flux causes an induced ...
➣ the direction of rotation of DC motor ...
➣ for parallel operation, the dc generators normally ...
➣ The induced EMF in the armature conductor ...
➣ the reactance voltage is ...
➣ Pole shoe of a DC machine is ...
➣ speed of a DC motor is ...
➣ under commutation results in ...
❖ Take a qick MCQ Test on
➤ Electrical Energy Utilisation and Electric Traction
➤ Switchgear and Protection
➤ Control System
➤ DC Basics and Networks
➤ Induction Machines
➤ DC Machines
➤ AC Basics and Networks
➤ Communication Systems