Pitch Diameter and Drive Ratio. Pulleys and belts have two uses; to increase or reduce speed or torque, or to transfer power from one shaft to another. If the transfer of power is all you need, then two pulleys of the same diameter will do the trick.
Last night's Republican presidential debate drew an average of 22.9 million viewers for CNN, making it the most watched program in the network's 25-year history, the channel reported Thursday. The ratings were larger than the average NFL broadcast, at 19 million viewers, receives.
CNN en Espanol's Juan Carlos Lopez. Lopez will serve as one of three journalist posing questions during the Oct. 13, 2015 Democratic debate. (Photo courtesy of CNN) Tuesday night's premier 2016 presidential debate, like all the others so far, will feature three moderators.