Electrical Machines
Which of these types of motor is used in elevators?

 DC series motor.
 DC compound motor.
 DC shunt motor.
 None of these.

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Electrical Machines
For a single phase capacitor start induction motor which of the following is valid?

 Direction of rotation cannot be changed.
 Rotation can be changed by interchanging supply terminals.
  Rotation can be changed by reversing main winding terminals.
 None of these.

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