Electrical Machines For a 3 - Φ, 4 pole, 50 Hz IM rotating at full load speed of 1440 rpm, calculate speed of rotor field with respect to rotor structure and stator structure respectively? 60, 1500. 1440, 1500. 60, 1440. 50, 1500. 60, 1500. 1440, 1500. 60, 1440. 50, 1500. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a resistance split phase motor, what is the range of torque angle? 70° to 85° 90° 0° 25° to 30° 70° to 85° 90° 0° 25° to 30° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motor operation depends on None of these stationary magnetic field. rotating magnetic field. either of these. None of these stationary magnetic field. rotating magnetic field. either of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The field divertor resistance for a DC series motor is of order of 100 Ω 50 Ω 10 Ω 0.1 Ω 100 Ω 50 Ω 10 Ω 0.1 Ω ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production static induced emf. dynamically induced emf. None of these both A and B. static induced emf. dynamically induced emf. None of these both A and B. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC generators, the cause of rapid brush wear may be imperfect contact. rough commutator surface. severe sparking. any of above. imperfect contact. rough commutator surface. severe sparking. any of above. ANSWER DOWNLOAD EXAMIANS APP
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