The first public institution of higher education in North Carolina, the school opened its doors to students on February 12, 1795. The university offers degrees in over 70 courses of study through fourteen colleges and the College of Arts and Sciences.
Noun. 1. pulley-a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope. pulley block, pulley-block, block. block and tackle-pulley blocks with associated rope or cable.
Simple machines are used to make work easier. They are used in various places and times in our lives. They include: the pulley, screw, wheel and axle, wedge, lever, and the inclined plane. machines are made up of two or more simple machines. carrot peelers, C clamps, bottle openers, wood planes, cheese cutters, and pizza cutters. curling iron, shoe button hook.