SINGLE PHASE MOTORS - 5
Mastering Single Phase Motors
Test your knowledge on single phase motors with this comprehensive quiz! Whether you're a student, a professional, or simply an enthusiast, this quiz will challenge your understanding of motor types, fun
Key Features:
- Diverse range of questions covering various aspects of single phase motors.
- Multiple choice format for easier answering.
- Ideal for both learning and self-assessment.
41. The starting winding of a single-phase motor is placed in ___________
Armature
Field
Rotor
Stator
42. Which of the following statements regarding single-phase induction motor is correct?
it requires only one winding
it can rotate in one direction only
it is self-starting
it is not self-starting
43. In a split-phase motor the ratio of number of turns for starting winding to that for running winding is _________
. Less than one
More than one
One
Two
44. If a single-phase motor runs hot, the probable cause cannot be __________
. Blown fuses
Low voltage
High voltage
shorted stator coils
45. For ceiling fans generally the single phase motor used is _______
. capacitor-start type
split-phase type
permanent capacitor type
. Capacitor start and run type
46. The direction of rotation of universal motor can be reversed by _________
interchanging the brush leads
. Switching over from A.C. to D.C
reversing the supply terminals
Any of the above
47. Which of the following motors is generally used in toys?
Reluctance motor
Hysteresis motor
Shaded-pole motor
Two-value capacitor motor
48. If the ceiling fan, when switched on, runs at slow speed in the reverse direction, it can be concluded that __________
capacitor is ineffective
. Winding has burnt out
. Bearings are worn out
None of the above
49. In a repulsion motor, brushes are connected ______
to starting winding
to the external supply
. To stator winding
. Together by a jumper wire
50. A motor gets overheated due to ________
dry bearings
Overloads
Shorted winding
All of the above
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