Electrical Machines The maximum power developed in cylindrical synchronous machine is occurs at a load angle of Greater than 90o. 90o. 0o. less than 90o. Greater than 90o. 90o. 0o. less than 90o. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The factors that are responsible for decrease in terminal voltage of a shunt generator are armature resistance, effect of armature reaction. reduction in field current, effect of armature reaction, armature. armature resistance, effect of armature reaction. armature resistance, inter poles, armature. armature resistance, effect of armature reaction. reduction in field current, effect of armature reaction, armature. armature resistance, effect of armature reaction. armature resistance, inter poles, armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Fifth harmonic component of the induced voltage in three phase AC generator can be eliminated by using a winding pitch of 6 / 7. 5 / 6. 4 / 5. 2 / 3. 6 / 7. 5 / 6. 4 / 5. 2 / 3. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines On what factors the speed of dc motor depends? Armature current Ia. Applied voltage. Field flux. All of these. Armature current Ia. Applied voltage. Field flux. All of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When pure inductive load is connected to the alternator, what is the effect of armature reaction? Magnetization None of these Demagnetization Cross magnetization Magnetization None of these Demagnetization Cross magnetization ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The commutator segments of DC machines are made up of copper brass hard-drawn copper copper alloy copper brass hard-drawn copper copper alloy ANSWER DOWNLOAD EXAMIANS APP
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