♡ 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
➣ aluminium is not used as winding wire ...
➣ deficiency of a DC motor wonderwall paying ...
➣ a DC motor devolves the maximum mechanical ...
➣ which of the following DC motors will ...
➣ to avoid formation of grooves in the ...
➣ improve commutation in DC machines cannot be ...
➣ which of the following DC motors, phone ...
➣ what are slot wedges in a DC ...
➣ the armature MMF waveform of a DC ...
➣ the series field of a short shunt ...
❖ Take a qick MCQ Test on
➤ Microprocessors
➤ Miscellaneous
➤ Transmission and Distribution of Electrical Power
➤ Communication Systems
➤ Electrical and Electronic Instrumentation
➤ DC Machines
➤ Control System
➤ Transformers