Electrical Machines Find the synchronous reactance of alternators in which a given field current of 200 A on short circuit and a generated emf of 50 V on open circuit. Armature resistance is 0.1 ohm 0.5Ω. 0.25Ω. 0.23Ω. 1Ω. 0.5Ω. 0.25Ω. 0.23Ω. 1Ω. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC generator without commutator is a DC generator DC motor AC generator induction motor DC generator DC motor AC generator induction motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Slot wedges in a dc machine is made up of fibre. cast iron. silicon steel. mild steel. fibre. cast iron. silicon steel. mild steel. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A crusher is equipped with DC shunt motor. Synchronous motor. Slip ring induction motor. Reluctance motor. DC shunt motor. Synchronous motor. Slip ring induction motor. Reluctance motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor electromagnetic power varies directly as applied voltage inversely as applied voltage directly as square of applied voltage None of these directly as applied voltage inversely as applied voltage directly as square of applied voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 220 V DC machine has an armature resistance 1Ω. If the full load current is 20 A, the difference of induced voltage and generator is 20 V. 40 V. 60 V. 0 V. 20 V. 40 V. 60 V. 0 V. ANSWER DOWNLOAD EXAMIANS APP
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