Electrical Machines Ratio of starting torque to full load torque is minimum in Series motor. Differential compound motor. Shunt motor. Cumulative compound motor. Series motor. Differential compound motor. Shunt motor. Cumulative compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Rotor resistance speed control is used in squirrel cage induction motor. slip ring induction motor. dc shunt motor. synchronous motor. squirrel cage induction motor. slip ring induction motor. dc shunt motor. synchronous motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generator, the electricity produced in armature is DC. armature is not present in DC generator. AC. None of these DC. armature is not present in DC generator. AC. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Current in a coil undergoing commutation is not able to get reversed completely by the end of commutation period. It is due to reactance voltage induced in the coil. armature emf. coil resistance. None of these reactance voltage induced in the coil. armature emf. coil resistance. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines which of the following type of brush and their application is/are correct carbon brush → normal ratings electro graphite → large ratings All of these copper graphite → low voltage high current density carbon brush → normal ratings electro graphite → large ratings All of these copper graphite → low voltage high current density ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The synchronous reactance( Xs) is the combined reactance due to armature reaction and leakage flux reactance due to armature reaction of the machine reactance either due to armature reaction or leakage flux reactance due to leakage flux combined reactance due to armature reaction and leakage flux reactance due to armature reaction of the machine reactance either due to armature reaction or leakage flux reactance due to leakage flux ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS