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Single Phase Motors
The direction of rotation of universal motor can be reversed the by reversing the flow of current through
None of these
Armature winding
Field winding
Either armature winding or field winding
None of these
Armature winding
Field winding
Either armature winding or field winding
Answer
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Related Question
Single Phase Motors
A capacitor selected for capacitor run motor should be rated for
Rms voltage
Average voltage
None of the listed here
Peak voltage
Rms voltage
Average voltage
None of the listed here
Peak voltage
Answer
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Single Phase Motors
The least expensive fractional horse power motor is _______motor.
Shaded pole
Ac series
Split phase
Capacitor start
Shaded pole
Ac series
Split phase
Capacitor start
Answer
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Single Phase Motors
The repulsion start induction run motor is used because of
minimum cost
good power factor
high efficiency
high starting torque
minimum cost
good power factor
high efficiency
high starting torque
Answer
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Single Phase Motors
A capacitor-start single phase induction motor is switched on to supply with its capa-citor replaced by an inductor of equivalent reactance value. It will
start and run slowly
not start at all
start and run at rated speed
start and then stop
start and run slowly
not start at all
start and run at rated speed
start and then stop
Answer
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Single Phase Motors
If a particular application needs high speed and high starting torque, then which of the following motor will bepreferred ?
Shaded pole type motor
Capacitor start and run motor
Capacitor start motor
Universal motor
Shaded pole type motor
Capacitor start and run motor
Capacitor start motor
Universal motor
Answer
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