An Impedance Coil has a resistance of 7.5 ohms and an inductive reactance of 18 ohms (connected in series). a) What is the voltage equation for a voltage that produces a current i = 11.3sinot b) Solve for the values of E, I, voltage across the resistor and voltage across the inductor.

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Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.