Electrical Machines The slip of an induction motor normally does not depend on shaft torque. rotor speed. core loss component. synchronous speed. shaft torque. rotor speed. core loss component. synchronous speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the reason for stationary armature essential in alternators above 5 KVA? Collecting of large current is simple. Operating cost is less. Insulation requirement is less. All of these Collecting of large current is simple. Operating cost is less. Insulation requirement is less. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hunting phenomenon is observed in which motor? Induction motor. Both A and C. Synchronous motor. DC motor. Induction motor. Both A and C. Synchronous motor. DC motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines From no load to full load the slip will slightly increase. None of these not change. slightly decrease. slightly increase. None of these not change. slightly decrease. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In which of the following generators negative voltage regulation can occur? series generators over compound generator shunt generator both B and C series generators over compound generator shunt generator both B and C ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the load current and flux of a DC motor are held constant and voltage applied across it armature is increased by 5%, the speed of the motor will Increase by 5%. Remain unchanged. Depends on other factor. Reduce by 5%. Increase by 5%. Remain unchanged. Depends on other factor. Reduce by 5%. ANSWER DOWNLOAD EXAMIANS APP
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