Dc Machines Bldc Motors Online Exam Quiz
Dc Machines Bldc Motors GK Quiz. Question and Answers related to Dc Machines Bldc Motors. MCQ (Multiple Choice Questions with answers about Dc Machines Bldc Motors
Typical brushless motor doesn’t have ______________
Options
A : Commutator
B : Permanent magnet
C : Electronic controller
D : Fixed armature
Construction of BLDC is exactly similar to the ______________
Options
A : Conventional DC motor
B : Induction motor
C : Permanent magnet synchronous motor
D : Totally different construction
Which of the following is not an advantage of BLDC motor over conventional DC motor.
Options
A : Less maintenance
B : Long life
C : No risk of explosion or possibility of RF radiation
D : Low cost
In medical fields which DC motor is widely used?
Options
A : PMDC
B : BLDC
C : Brushed DC motor
D : Cannot be determined
In BLDC motor driver module, we do not require ______________
Options
A : SCRs
B : Power transistors
C : FETs
D : Transistors
In BLDC motor field winding is kept on _______________
Options
A : Stator
B : Rotor
C : Can be placed anywhere
D : Absent
BLDC can be used instead ____________
Options
A : Synchronous motor
B : Normal brushed DC motor
C : Induction motor
D : Air motor
By electronic circuitry BLDC can be controlled for both constant and variable torque operation.
Options
A : True
B : False
C :
D :
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