Electrical Machines Ideal value of voltage regulation of a device is? 0 a finite negative value ∞ a positive finite value 0 a finite negative value ∞ a positive finite value ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motors are suitable for computer printer drive ? Hysteresis motor. Reluctance motor. Stepper motor. Shaded pole motor. Hysteresis motor. Reluctance motor. Stepper motor. Shaded pole motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following DC motors will have percentage increase of input current for the same percentage increase in torque? Cummulative compound. Differntical compound. Series. Shunt. Cummulative compound. Differntical compound. Series. Shunt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of DC Shunt Motor, the speed will____ if the voltage increases, neglecting armature saturation. be unpredictable. remain the same. decrease. increase be unpredictable. remain the same. decrease. increase ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slight curvature at the lower end of the OCC of a self excited DC generator is due to high speed. magnetic inertia. residual flux. high field resistance. high speed. magnetic inertia. residual flux. high field resistance. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformer action requires a alternating magnetic lux. alternating electric flux. increasing magnetic flux. constant magnetic flux. alternating magnetic lux. alternating electric flux. increasing magnetic flux. constant magnetic flux. ANSWER DOWNLOAD EXAMIANS APP
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