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.
In total viewers, CNN has now beaten MSNBC for the fifth straight month (or seven out of eight months) in prime time. CNN continued to top MSNBC by wide margins during the day (9am-4pm) â posting a +36% advantage in total viewers (630k vs. MSNBCâs 464k) and +58% more among adults 25-54 (161k vs. 102k).