Electrical Machines No load saturation characteristics are plotted between no load voltage and armature current short circuit current and field current no load voltage and field current short circuit current and armature current no load voltage and armature current short circuit current and field current no load voltage and field current short circuit current and armature current ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC generator runs at 750 rpm and generate an emf of 240 V. The armature is wave wound and has 792 conductors. If the total flux from each pole is 0.0145 Wb. What is the leakage co-efficient? 1.2. 1.8. 1.4. 1.5. 1.2. 1.8. 1.4. 1.5. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of these types of motor is self starting? Poly-phase induction motor. Single phase induction motor. None of these. Poly-phase synchronous machine. Poly-phase induction motor. Single phase induction motor. None of these. Poly-phase synchronous machine. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC machine current and emf at the terminals are alternating. emf in armature conductors and at the terminals is alternating. current and emf in armature are alternating. current and emf in armature are unidirectional current and emf at the terminals are alternating. emf in armature conductors and at the terminals is alternating. current and emf in armature are alternating. current and emf in armature are unidirectional ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above question, find rms line voltage for delta connection? 100 V. 50 V. 399 V. 230.2 V. 100 V. 50 V. 399 V. 230.2 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The heat transfer by convection in a transformer least depends on surface area. temperature difference. color of the paint. air velocity. surface area. temperature difference. color of the paint. air velocity. ANSWER DOWNLOAD EXAMIANS APP
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