Electrical Machines To eliminate 5th harmonic in the induced voltage phase breadth should be 18° 72° 36° 30° 18° 72° 36° 30° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC shunt motor if load is increased, the speed remains constant. increase proportional. increased slightly. reduce slightly. remains constant. increase proportional. increased slightly. reduce slightly. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A shunt generator has a critical field resistance of 300 Ω at a speed of 800 rpm if the speed is raised to 1000 rpm the critical field resistance is 375 Ω. 150 Ω. 145 Ω. 225 Ω. 375 Ω. 150 Ω. 145 Ω. 225 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In above question, the output power delivered by generator G1 and G2 will be 9.6 kW, 12 kW. 9.3 kW, 9.3 kW. 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. 9.6 kW, 12 kW. 9.3 kW, 9.3 kW. 5.7 kW, 8.7 kW. 6.3 kW, 9.3 kW. 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 In DC machine torque depends on which of the following? armature current (I) both A and B speed flux (φ) armature current (I) both A and B speed flux (φ) ANSWER DOWNLOAD EXAMIANS APP
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