Single Phase Motors The speed of a universal motor is generally reduced by using Gear trains V-belts Chains Brakes Gear trains V-belts Chains Brakes ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The direction of rotation of universal motor can be reversed the by reversing the flow of current through Either armature winding or field winding Armature winding None of these Field winding Either armature winding or field winding Armature winding None of these Field winding ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors What could be the size of a universal motor for use in vaccum cleaners? 1/4 HP 1 HP 2 HP 3/4 HP 1/4 HP 1 HP 2 HP 3/4 HP ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors When a universal motor is operated on no load, its speed is limited by Windage and friction Weight of the armature Armature reaction Supply voltage frequency Windage and friction Weight of the armature Armature reaction Supply voltage frequency ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors has highest starting torque ? Shaped pole motor Split-phase motor Repulsion motor Capacitor-start motor Shaped pole motor Split-phase motor Repulsion motor Capacitor-start motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a shaded pole motor the rotating magnetic field is produced by using Copper windings Shading coils Salient poles A capacitor Copper windings Shading coils Salient poles A capacitor ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS