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.
| a device that transmits or modifies force or motion.b. | Also called simple machine. any of six or more elementary mechanisms, as the lever, wheel and axle, pulley, screw, wedge, and inclined plane.c. | Also called complex machine. a combination of simple machines.4.| Older Use.a. | an automobile or airplane.b.imple machines are the most basic ways of making work easier or more efficient. There are 6 of them (if the different kinds of levers are considered the same simple machine): â¦     Inclined plane: Spreads out the work needed to move the object, so less is needed at once.