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Single Phase Motors
Most of the single phase induction motor are _____ machines.
2-pole
8-pole
6-pole
4-pole
2-pole
8-pole
6-pole
4-pole
Answer
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Related Question
Single Phase Motors
Locked rotor current of a shaded pole motor is
several times the full load current
equal to full load current
less than full load current
slightly more than full load current
several times the full load current
equal to full load current
less than full load current
slightly more than full load current
Answer
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Single Phase Motors
Which of the following motors has highest starting torque ?
Repulsion motor
Split-phase motor
Capacitor-start motor
Shaped pole motor
Repulsion motor
Split-phase motor
Capacitor-start motor
Shaped pole motor
Answer
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Single Phase Motors
Which of the following application make use of a universal motor?
Floor polishing machine
Portable tools
Lathe machines
Oil expeller
Floor polishing machine
Portable tools
Lathe machines
Oil expeller
Answer
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Single Phase Motors
Which of the following statements regarding repulsion-start induction motor is incorrect ?
In fractional horse power motors, it has replaced the capacitor motors
It requires more maintenance of commutator and other mechanical devices
It makes quite a bit of noise on starting
It is not easily reversed
In fractional horse power motors, it has replaced the capacitor motors
It requires more maintenance of commutator and other mechanical devices
It makes quite a bit of noise on starting
It is not easily reversed
Answer
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Single Phase Motors
A universal motor operates on
Synchronous speed with varying load
Approximately constant speed and load
Constant load and varying speed
Constant speed and varying load
Synchronous speed with varying load
Approximately constant speed and load
Constant load and varying speed
Constant speed and varying load
Answer
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