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Single Phase Motors
A 50 Hz, 4- pole single phase induction motor will have a synchronous speed of ______
None of the listed here
1200 rpm
750 rpm
1500 rpm
None of the listed here
1200 rpm
750 rpm
1500 rpm
Answer
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Related Question
Single Phase Motors
The starting winding of a single phase induction motor has ______ that of main winding.
None of the listed here
Less poles than
More poles than
Same number of poles as
None of the listed here
Less poles than
More poles than
Same number of poles as
Answer
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Single Phase Motors
Which of the following motors is generally used for elctric shavers?
Shaded pole motor
Hysteresis motor
Reluctance motor
Universal motor
Shaded pole motor
Hysteresis motor
Reluctance motor
Universal motor
Answer
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Single Phase Motors
The repulsion start induction run motor is used because of
high starting torque
minimum cost
good power factor
high efficiency
high starting torque
minimum cost
good power factor
high efficiency
Answer
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Single Phase Motors
A resistance split phase induction motor is used for ______
None of the listed here
Low inertia loads
Very high inertia loads
High inertia loads
None of the listed here
Low inertia loads
Very high inertia loads
High inertia loads
Answer
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Single Phase Motors
The washing machine generally employs ______ motor.
Shaded pole
Hysteresis
Resistance split phase
Single phase series motor
Shaded pole
Hysteresis
Resistance split phase
Single phase series motor
Answer
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