Electrical Machines Hunting in a synchronous cannot be due to variable load. windage friction. variable frequency. variable supply voltage. variable load. windage friction. variable frequency. variable supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Equalizer rings are used in which of the followings? wave winding both 1 and 2 lap winding None of these wave winding both 1 and 2 lap winding None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The air gap between stator and the rotor of the 3 - φ induction motor is kept air gap does not matter. as small as possible. depends on the material of stator and the rotor. as wide as possible. air gap does not matter. as small as possible. depends on the material of stator and the rotor. as wide as possible. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case the conditions for maximum power for DC motor are established, the efficiency of the motor will be Around 90 % Any where between 75 % and 90 %. Around 100 %. Less than 50 % Around 90 % Any where between 75 % and 90 %. Around 100 %. Less than 50 % ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines stepped cores are used in transformers in order to reduce iron loss. volume of iron. reluctance of core. volume of copper. iron loss. volume of iron. reluctance of core. volume of copper. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Open circuit in a transformer is prefered with rated transformer current direct current rated transformer voltage high frequency supply rated transformer current direct current rated transformer voltage high frequency supply ANSWER DOWNLOAD EXAMIANS APP
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