Electrical Machine MCQ: Induction Motor #12

Electrical Machine MCQ_ Induction Motor #12 (#131 to #140)

Electrical Machine MCQ: Induction Motor #12 (#131 to #140)

Induction Motor MCQ #12

131) The shaft of an induction motor is made of __________ material.
132) In an induction motor, no-load the slip is generally
133) In squirrel cage induction motors, the rotor slots are usually given slight skew to reduce
134) __________ method is easily applicable to control the speed of the squirrel-cage induction motor?
135) The auto-starters (using three autotransformers) can be used to start __________ type of cage induction motor.
136) It is advisable to avoid line-starting of induction motor and use starter because
137) Rotor rheostat control method of speed control is used for
138) If any two phases for an induction motor are interchanged, the motor will
139) In three-phase squirrel-cage induction motors, rotor conductors are
140) DOL (Direct Online) starting of induction motors is usually restricted to
Electrical Machine MCQ: Induction Motor #12
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