Electrical Machines The output power of a dc motor is given by EbIa2. EIa. none of these. EbIa. EbIa2. EIa. none of these. EbIa. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For pure resistive load what is the armature reaction? cross magnetization magnetization demagnetization All of these cross magnetization magnetization demagnetization All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor electromagnetic power varies inversely as applied voltage directly as square of applied voltage directly as applied voltage None of these inversely as applied voltage directly as square of applied voltage directly as applied voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Regenerative braking is not found in which motor? DC shunt. DC compound. Induction motor. DC series. DC shunt. DC compound. Induction motor. DC series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a practical synchronous motor the pull out torque will occur when the torque angle is nearly equal to 30°. 75°. 0°. 45°. 30°. 75°. 0°. 45°. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is minimized by laminating the core of a transformer? Eddy current loss. Hysteresis loss. Copper loss. Stray loss. Eddy current loss. Hysteresis loss. Copper loss. Stray loss. ANSWER DOWNLOAD EXAMIANS APP
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