Electrical Machines Which of the following motor used in hair dryers? Synchronous motors. Cage induction motor. Shaded pole IM. Split phase IM. Synchronous motors. Cage induction motor. Shaded pole IM. Split phase IM. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Resistance commutation is used generally in case of None of these fractional kW DC machines. DC machines bellow 5 kW. DC machines above 10 kW. None of these fractional kW DC machines. DC machines bellow 5 kW. DC machines above 10 kW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotating magnetic field is produced in an induction motor because of either stator winding or rotor winding. stator winding. rotor winding. None of these either stator winding or rotor winding. stator winding. rotor winding. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Belt conveyors offer _______________ starting torque. medium. zero. low. high. medium. zero. low. high. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine, the demagnetizing effect of armature reaction is due to uneven air-gap length magnetic saturation in half of the field pole non-sinusoidal nature of armature mmf component of armature mmf along field axis uneven air-gap length magnetic saturation in half of the field pole non-sinusoidal nature of armature mmf component of armature mmf along field axis ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? None of these pure resistive load pure capacitive load pure inductive load None of these pure resistive load pure capacitive load pure inductive load ANSWER DOWNLOAD EXAMIANS APP
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