Electrical Machines The slip of an induction motor normally does not depend on which of the following? Synchronous speed. Rotor speed. Shaft torque. Core loss component. Synchronous speed. Rotor speed. Shaft torque. Core loss component. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Belt conveyors offer _______________ starting torque. zero. high. low. medium. zero. high. low. medium. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A generator may loose residual magnetism due to vibrations. heating. over excitation. any of these. vibrations. heating. over excitation. any of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following starter is sufficient to start the DC series motor ? 2 point starter All of these 3 point starter 4 point starter 2 point starter All of these 3 point starter 4 point starter ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In V/f speed control of 3-phase induction motor, with increase in frequency, the slip at which maximum torque occurs either of these. increase. decrease. None of these either of these. increase. decrease. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The speed of a cumulatively compound DC motor can be controlled by varying Armature voltage control. Shunt field resistance control. Any of above. Armature resistance control. Armature voltage control. Shunt field resistance control. Any of above. Armature resistance control. ANSWER DOWNLOAD EXAMIANS APP
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