Electrical Machines The rotor power output of 3-phase induction motor is 15 KW. The rotor copper losses at a slip of 4% will be 625 W 600 W 700 W 650 W 625 W 600 W 700 W 650 W ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In the 3-phase induction motor, the resultant flux is of a constant nature and is 1/2 times maximum value of flux due to any phase 3 times maximum value of flux due to any phase equal to φm, where φm is the maximum flux due to any phase 3/2 times maximum value of flux due to any phase 1/2 times maximum value of flux due to any phase 3 times maximum value of flux due to any phase equal to φm, where φm is the maximum flux due to any phase 3/2 times maximum value of flux due to any phase ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine, the armature windings are placed on the rotor because of necessity for development of torque. electromechanical energy conversion. generation of voltage. commutation. development of torque. electromechanical energy conversion. generation of voltage. commutation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor, the starting torque developed is proportional to 1/V² supply voltage V V² 1/V 1/V² supply voltage V V² 1/V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor torque or load angle δ ------------- with increase in load None of these remains unaffected increases decreases None of these remains unaffected increases decreases ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 4 pole lap winding is used. The number of parallel paths are? 4 1 8 2 4 1 8 2 ANSWER DOWNLOAD EXAMIANS APP
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