Topics: Agricultural extension process, educational psychology, education extension, extension service, social psychology, development psychology, personality psychology, biopsychology, social intelligence, concrete intelligence, motor intelligence, crystallized intelligence, learning experience, learning process, evaluation process

Topics: Food machinery, electric motor, electric generator, electromagnetic, electromagnetic induction, alternating current, direct current, agglomeration, food processing, concentric drum screen, filtration, rotary drum vacuum filter, sedimentation tanks, clarifiers, sedimentation, homogenization, mixing, agitation, emulsification

Topics: Electrical drive system, modern electric drive system, mechanical power developed, shaft speed, shaft torque, slip speed, line circuit, motor speed, efficiency, mechanical power, air gap power, stray power