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Single Phase Motors
Burning out of winding is due to
short circuited capacitor
None of these
capacitor value hiving changed
open circuiting of capacitor
short circuited capacitor
None of these
capacitor value hiving changed
open circuiting of capacitor
Answer
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Related Question
Single Phase Motors
In a universal motor, the most common cause of brush sparking is
all of these
shorted field winding?
open armature winding
high commutator mica
all of these
shorted field winding?
open armature winding
high commutator mica
Answer
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Single Phase Motors
Which of the following motors is generally used for elctric shavers?
Reluctance motor
Hysteresis motor
Shaded pole motor
Universal motor
Reluctance motor
Hysteresis motor
Shaded pole motor
Universal motor
Answer
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Single Phase Motors
A Reluctance motor
All of the listed here
Is self starting
Is constant speed motor
Need no dc excitation
All of the listed here
Is self starting
Is constant speed motor
Need no dc excitation
Answer
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Single Phase Motors
In a split phase induction motor, the two stator windings
Draw equal current
Are mutually displaced by 90° electrical
Have equal R/XL ratio
Draw only the in phase currents
Draw equal current
Are mutually displaced by 90° electrical
Have equal R/XL ratio
Draw only the in phase currents
Answer
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Single Phase Motors
The capacitor start, capacitor run induction motor acts as a true 2-phase motor at _______
No load
Starting
All loads
Full load
No load
Starting
All loads
Full load
Answer
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