Single Phase Motors In repulsion motor, maximum torque is developed when brush axis is at 90° electrical to the field axis brush axis coincides with the field axis brush axis is at 45° electrical to the field axis None of these brush axis is at 90° electrical to the field axis brush axis coincides with the field axis brush axis is at 45° electrical to the field axis None of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The starting winding of a single phase induction motor has ______ that of main winding. Same number of poles as More poles than Less poles than None of the listed here Same number of poles as More poles than Less poles than None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following applications always have some load whenever switched on? All of the listed here Fan motors Vaccum cleaners Piston drills All of the listed here Fan motors Vaccum cleaners Piston drills ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Hysteresis motor is particularly useful for high-quality record players and tape-recorders because it is not subject to any magnetic or mechanical vibrations it can be easily manufactured in extremely small sizes of up to 1 W output it revolves synchronously it develops hysteresis torque which is extremely steady both in amplitude and phase it is not subject to any magnetic or mechanical vibrations it can be easily manufactured in extremely small sizes of up to 1 W output it revolves synchronously it develops hysteresis torque which is extremely steady both in amplitude and phase ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following motors is used for unity power factor ? Universal motor Hysteresis motor Schrage motor Reluctance motor Universal motor Hysteresis motor Schrage motor Reluctance motor ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In a universal motor, the most common cause of brush sparking is high commutator mica open armature winding shorted field winding? all of these high commutator mica open armature winding shorted field winding? all of these ANSWER DOWNLOAD EXAMIANS APP
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