What will happen if you increase the current in the motor? Answer : Increasing current means increasing frequency of the motor because current is directly proportional to rotations of the motor rotor...
How can we increase the induced current? Answer : Induced current can be increased by reducing no of windings on the secondary part compared to primary....
For given applied voltage, with the increase in frequency of the applied voltage? Answer : For given applied voltage, with the increase in frequency of the applied voltage eddy current loss will remain unchanged. ...
Why does the speed of a DC shunt motor decrease as the load increases? Answer : Because if the load is increasing then the torque must also be increase. If not then the speed of motor will decrease....
Why inductor current lags inductor voltage ? Answer : Inductor is a wire wounding structure having a core material it induces emf which is opposite to the voltage supply and proportional to rate of change of current so current lags the voltage in inductor...
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