Electrical Machines A 220 V DC generator is run at full speed without any excitation. The open circuit voltage will be about 2 V. zero. about 50 V. 220 V. about 2 V. zero. about 50 V. 220 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Equalizer rings are used in which of the followings? None of these lap winding wave winding both 1 and 2 None of these lap winding wave winding both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field current is reduced to zero the maximum power developed by alternator is 5.46 KW. 2.73 KW. 1.644 KW. 0.9103 KW. 5.46 KW. 2.73 KW. 1.644 KW. 0.9103 KW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power will be developed when back emf is half of the supply voltage. equal to supply voltage. All of these double the supply voltage. half of the supply voltage. equal to supply voltage. All of these double the supply voltage. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two DC generators having equal open-circuit emfs but slight different load characteristics are operating in parallel, then the machine with more drooping characteristic will supply less load. the machine with more drooping characteristic will supply more load. None of these the machine will share load equally. the machine with more drooping characteristic will supply less load. the machine with more drooping characteristic will supply more load. None of these the machine will share load equally. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of DC Shunt Motor electromagnetic torque developed is None of above. Proportional to the armature current. Proportional to the square of armature current. Inversely proportional to the armature current. None of above. Proportional to the armature current. Proportional to the square of armature current. Inversely proportional to the armature current. ANSWER DOWNLOAD EXAMIANS APP
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