Electrical Machines When flux density is constant in a transformer, hysteresis loss varies as f V² V f² f V² V f² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a 12 pole triplex lap wound DC armature, each conductor can carry current of 100 A. The rated current of this armature is 3600 A. 1200 A. 600 A. 2400 A. 3600 A. 1200 A. 600 A. 2400 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two generators operating in parallel with rating 50MW and 100MW respectively. Both their respective governor settings are identical as 4%, consider same no load frequency. How will the machine share a common load of 100 MW 66.67 MW and 33.33 MW respectively 50 MW and 50 MW respectively any of the above 33.33 MW and 66.67 MW respectively 66.67 MW and 33.33 MW respectively 50 MW and 50 MW respectively any of the above 33.33 MW and 66.67 MW respectively ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The teeth in the armature of a DC machines are sometimes skewed. This is done to reduce copper loss. hysteresis loss. vibrations. eddy electric current loss. copper loss. hysteresis loss. vibrations. eddy electric current loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The size of inter poles is small as compared to main poles. What is the reason? In order to get more flux. In order to not to get saturated. All of these In order to get saturated. In order to get more flux. In order to not to get saturated. All of these In order to get saturated. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature of DC motor is laminated to reduce the mass. to reduce the inductor. to reduce the hysteresis loss. to reduce the eddy current loss. to reduce the mass. to reduce the inductor. to reduce the hysteresis loss. to reduce the eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
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