Single Phase Motors A repulsion motor is equipped with commutator None of these both (A) and (B) slip rings commutator None of these both (A) and (B) slip rings ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of an hysteresis motor is determined by none of these interchanging the supply leads retentivity of the rotor material position of shaded pole with respect to main pole none of these interchanging the supply leads retentivity of the rotor material position of shaded pole with respect to main pole ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors For the same rating , the single phase induction motor is _______ that of 3-phase induction motor. Less than None of the listed here The same as More than Less than None of the listed here The same as More than ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The speed control of universal motor used for sewing machines is by Friction Centrifugal mechanism Varying the resistance Tapping the field Friction Centrifugal mechanism Varying the resistance Tapping the field ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Hysteresis motor is particularly useful for high-quality record players and tape-recorders because it can be easily manufactured in extremely small sizes of up to 1 W output it is not subject to any magnetic or mechanical vibrations it revolves synchronously it develops hysteresis torque which is extremely steady both in amplitude and phase it can be easily manufactured in extremely small sizes of up to 1 W output it is not subject to any magnetic or mechanical vibrations it revolves synchronously it develops hysteresis torque which is extremely steady both in amplitude and phase ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If a DC series motor is operated on AC supply, it will Have poor power factor Have poor efficiency All of the listed here Spark excessively Have poor power factor Have poor efficiency All of the listed here Spark excessively ANSWER DOWNLOAD EXAMIANS APP
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