♡ Login
Home
Previous Papers
★
MCQs
Electrical Engineering
DC Machines
the dummy coils in DC machines are ...
Que.
the dummy coils in DC machines are useful to
A.
increase the efficiency
B.
improve the commutation
C.
reduce the cost of machine
D.
maintain mechanical balance of armature
Right Answer is :
✓ D. maintain mechanical balance of armature
⚑ Report
Views 👍 :3.3K
Share :
Copy ☍
✒ To discuss this topic
Comment
✕ Cancel
➤ Post Comment
❖ Related Questions
➣ deficiency of a DC motor wonderwall paying ...
➣ in comparison to saint and compound motors, ...
➣ the internal characteristic of a DC generator ...
➣ which of the following dc generators will ...
➣ for parallel operation, the dc generators normally ...
➣ the main factor that leads the unstable ...
➣ in a DC motor, energy conservation wound ...
➣ The generator ________ has the poorest voltage ...
➣ the EMF induced in a conductor rotating ...
➣ the coil span ...
❖ Take a qick MCQ Test on
➤ Synchronous Machines
➤ Communication Systems
➤ Transformers
➤ Electrical Power Generation and Economic Consideration
➤ Transmission and Distribution of Electrical Power
➤ DC Machines
➤ DC Basics and Networks
➤ Miscellaneous