The resistance of the coil is .4 ohm. The inductance of the coil is 2.4e-4 H. The rotor inertia is 2.0e-5 kg m2. The current to torque gain is 0.06 Nm/A. The friction torque is 0.18 Nm. A 12 V voltage source is applied to the motor. Derive the equations for the dynamic model for the motor.