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Single Phase Motors

Single Phase Motors
A Reluctance motor

All of the listed here
Is self starting
Need no dc excitation
Is constant speed motor

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Single Phase Motors
If starting winding of a single-phase induction motor is left in the circuit, it will

spark at light loads
draw excessive current and overheat
run faster
run slower

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Single Phase Motors
The resistance split phase induction motors are the most popular single phase motors because of ______

None of the listed here
Their high starting torque
Their low cost
The long starting period

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Single Phase Motors
The capacitor start, capacitor run motor has _______

Low power factor
No centrifugal switch
Low efficiency
Noisy operation

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Single Phase Motors
The capacitor start, capacitor run induction motor acts as a true 2-phase motor at _______

Full load
No load
All loads
Starting

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Single Phase Motors
The direction of split phase induction motor can be reversed by interchanging the connections of supply of ________

Both main and starting winding
Either main or starting winding
None of the listed here
Rotor winding

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MORE MCQ ON Single Phase Motors

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