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&lt;/script&gt;</html><description>I knew about four quadrant operation of series and separately excited motor, but don't know about shunt motor. What should be the changes applied too the field and armature of motor to operate in four quadrants of speed v/s torque???????? I knew about four quadrant operation of series and separately excited motor, but don't know &hellip;  &#x627;&#x62F;&#x627;&#x645;&#x647; &#xBB;</description></oembed>
