Electrical Machines Which of the following represents the operating region of slip in a 1-phase induction motor? -1 < S < 1 -2 < S < 2 0 < S < 2 0 < S < 1 -1 < S < 1 -2 < S < 2 0 < S < 2 0 < S < 1 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Ward Leonard control provides speed control in one direction only. in both direction. above rated speed. below rated speed. in one direction only. in both direction. above rated speed. below rated speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slip of an induction motor normally does not depend on rotor speed. synchronous speed. core loss component. shaft torque. rotor speed. synchronous speed. core loss component. shaft torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Resistance commutation is used generally in case of DC machines bellow 5 kW. fractional kW DC machines. DC machines above 10 kW. None of these DC machines bellow 5 kW. fractional kW DC machines. DC machines above 10 kW. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The functions of inter poles are both 1 and 2 reduce cross magnetization effect and improve commutation None of these nullify reactance voltage and improve the commutation. both 1 and 2 reduce cross magnetization effect and improve commutation None of these nullify reactance voltage and improve the commutation. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For which of the following loads, armature reaction is magnetizing in nature? pure capacitive load pure inductive load pure resistive load None of these pure capacitive load pure inductive load pure resistive load None of these ANSWER DOWNLOAD EXAMIANS APP
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