Electrical Machines In dc motors, under leading pole tips flux density will--------? decrease increase either increase or decrease None of these decrease increase either increase or decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation is critical, the power factor of the alternator is None of these unity power factor. lagging power factor. leading power factor. None of these unity power factor. lagging power factor. leading power factor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The torque developed in IM is nearly proportional to 1 / V2. V2. V. 1 / V. 1 / V2. V2. V. 1 / V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC Shunt Motor if the load current increases keeping the terminal voltage constant, then flux will remain constant. any of the above. decrease. increase. remain constant. any of the above. decrease. increase. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Compensating winding is placed in the All of these pole shoe main field armature core All of these pole shoe main field armature core ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Poles of DC machine are often laminated to reduce pulsation loss. reduce iron weight. reduce armature reaction. dissipate more heat. reduce pulsation loss. reduce iron weight. reduce armature reaction. dissipate more heat. ANSWER DOWNLOAD EXAMIANS APP
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