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.
The premiere was the No. 1 program in cable news the night of October 24 (9â11 p.m.), averaging 472,000 viewers in the âkey-demo adults 25â54â rating. By comparison, Fox News Channel averaged 331,000 during the same period, and MSNBC just 235,000, according to a CNN press release.