Electrical Machines In a transformer maximum flux density is not constant, the eddy current loss varies as f V V² f² f V V² f² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Use of fractional pitch winding All of these make it stiffer. results in reduced axial length of the machine. results in reduced leakage reactance. All of these make it stiffer. results in reduced axial length of the machine. results in reduced leakage reactance. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor is, in general analogous to two winding transformer with secondary short circuited. two winding transformer with secondary open circuited. None of these auto transformer. two winding transformer with secondary short circuited. two winding transformer with secondary open circuited. None of these auto transformer. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is/are the methods to reduce the armature reaction and its effects? pole chamfering All of these pole stacking compensating winding pole chamfering All of these pole stacking compensating winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A delta/star transformer is connected in parallel to a star/delta transformer. The turn ratio former is x times latter, the x is 3 1/√3 1/3 √3 3 1/√3 1/3 √3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hopkinss test in DC motor is conducted at ? Full load. Low load. None of these. No load. Full load. Low load. None of these. No load. ANSWER DOWNLOAD EXAMIANS APP
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