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.
Fox News has now finished No. 1 in primetime for 10 out of the last 11 weeks, averaging 2.14 million viewers for the week of August 15-21. MSNBC averaged 1.06 million primetime viewers and CNN averaged 746,000. CNN continues to disappoint in August after a tremendous July, finishing the week No. 18 during primetime compared to No. 7 for MSNBC. CNN had beat MSNBC for all of July.