Control Systems Stepper Motors Online Exam Quiz
Control Systems Stepper Motors GK Quiz. Question and Answers related to Control Systems Stepper Motors. MCQ (Multiple Choice Questions with answers about Control Systems Stepper Motors
In a three-stack 12/8-pole VR motor, the rotor pole pitch is
Options
A : 15º
B : 30º
C : 45º
D : 60º
If a hybrid stepper motor has a rotor pitch of 36º and a step angle of 9º, the number of its phases must be
Options
A : 4
B : 2
C : 3
D : 6
A stepper motor having a resolution of 300 steps/rev and running at 2400 rpm has a pulse rate of- pps.
Options
A : 4000
B : 8000
C : 6000
D : 10,000
What is the step angle of a permanent-magnet stepper motor having 8 stator poles and 4 rotor poles?
Options
A : 60º
B : 45º
C : 30º
D : 15º
Which of the following phase switching sequence represents half-step operation of a VR stepper motor ?
Options
A : A, B, C,A……..
B : A, C, B,A…….
C : AB, BC, CA, AB……..
D : A, AB, B, BC……..
A stepper motor may be considered as a ____________ converter.
Options
A : Dc to dc
B : Ac to ac
C : Dc to ac
D : Digital-to-analogue
A stepping motor is a ____________ device.
Options
A : Mechanical
B : Electrical
C : Analogue
D : Incremental
A variable reluctance stepper motor is constructed of ______________ material with salient poles.
Options
A : Paramagnetic
B : Ferromagnetic
C : Diamagnetic
D : Non-magnetic
The rotational speed of a given stepper motor is determined solely by the
Options
A : Shaft load
B : Step pulse frequency
C : Polarity of stator current
D : Magnitude of stator current.
The rotor of a stepper motor has no
Options
A : Windings
B : Commutator
C : Brushes
D : All of the mentioned
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