♡ 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 ...
➣ the direction of rotation of DC motor ...
➣ in a DC machine, the space waveform ...
➣ The generator ________ has the poorest voltage ...
➣ the DC compound motors are generally ...
➣ in case of DC motor, maximum mechanical ...
➣ the ventilating ducts in most of the ...
➣ the internal characteristic of a DC generator ...
➣ speed of a DC motor is ...
➣ the EMF induced in a conductor rotating ...
❖ Take a qick MCQ Test on
➤ Electrical Machine Design
➤ Transmission and Distribution of Electrical Power
➤ Communication Systems
➤ Control System
➤ Switchgear and Protection
➤ AC Basics and Networks
➤ Miscellaneous
➤ Electromagnetic Field Theory