Electrical Machines In above question, the output power delivered by generator G1 and G2 will be 9.6 kW, 12 kW. 9.3 kW, 9.3 kW. 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. 9.6 kW, 12 kW. 9.3 kW, 9.3 kW. 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in dc motor results increase in speed. decrease in speed. short circuit. open circuit. increase in speed. decrease in speed. short circuit. open circuit. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In shunt dc motor the direction of rotation of the motor will reversed. When only armature terminals are reversed. none of above. either field terminals are reversed or armature terminals are reversed. only field terminals are changed. only armature terminals are reversed. none of above. either field terminals are reversed or armature terminals are reversed. only field terminals are changed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the necessity of copper brushes in a dc motors? To increase the flux cutting by the rotor. To convert alternating supply current to direct current. To absorb the mechanical shocks produced during running condition. None of these. To increase the flux cutting by the rotor. To convert alternating supply current to direct current. To absorb the mechanical shocks produced during running condition. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature core of the rotor bars of dc motors are laminated to provide better flux linkage. to reduce hysteresis loss. to reduce mechanical losses. to reduce eddy current loss. to provide better flux linkage. to reduce hysteresis loss. to reduce mechanical losses. to reduce eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
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