Electrical Machines In above questions, find the power delivered by each of the alternators to a load of impedance 6Ω(resistive) 100 W, 2000 W. 1000 W, 5040 W. 6000 W, 7000 W. 3190 W, 5040 W. 100 W, 2000 W. 1000 W, 5040 W. 6000 W, 7000 W. 3190 W, 5040 W. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The efficiency of a transformer is mainly dependent on stray losses. copper losses. core losses. dielectric losses. stray losses. copper losses. core losses. dielectric losses. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following methods of speed control is not affected through stator side? Change of number of pole. Change of supply frequency. Change of rotor resistance. Change of supply voltage. Change of number of pole. Change of supply frequency. Change of rotor resistance. Change of supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eddy current loss will depends on Thickness Frequency Flux density All of these Thickness Frequency Flux density All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When the excitation of normally operating unloaded, salient pole synchronous motor suddenly gets disconnected, it continues to run as a variable reluctance motor. switched reluctance motor. induction motor. DC motor. variable reluctance motor. switched reluctance motor. induction motor. DC motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When a DC cummulative compound wound motor is loaded Torque and speed both increase. Both torque and speed decrease. Torque increase and speed decrease. Torque decrease and speed increases. Torque and speed both increase. Both torque and speed decrease. Torque increase and speed decrease. Torque decrease and speed increases. ANSWER DOWNLOAD EXAMIANS APP
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