Electrical Machines The torque speed characteristics of a AC servomotor is approximately linearised parabola any of the above hyperbola linearised parabola any of the above hyperbola ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The size of inter poles is small as compared to main poles. What is the reason? In order to get more flux. In order to get saturated. In order to not to get saturated. All of these In order to get more flux. In order to get saturated. In order to not to get saturated. All of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The power factor of an induction motor operating at no load will have a value around 0.2 lag 0.2 lead unity 0.9 lag 0.2 lag 0.2 lead unity 0.9 lag ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following bearings and their uses are correct roller bearings → large machines both A and B ball bearings → small machines neither 1 nor 2 roller bearings → large machines both A and B ball bearings → small machines neither 1 nor 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ slip ring motor has double cage rotor. short-circuited rotor. wound rotor. any of the above. double cage rotor. short-circuited rotor. wound rotor. any of the above. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Dummy coils are used for All of these increasing efficiency. reducing armature reaction. mechanical balancing. All of these increasing efficiency. reducing armature reaction. mechanical balancing. ANSWER DOWNLOAD EXAMIANS APP
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