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.
As the Super Bowl itself is typically the most-watched event on television in the United States annually, the halftime show has been equally-viewed in recent years: the halftime show of Super Bowl XLIX featuring Katy Perry was viewed by 118.5 million, as part of an overall telecast that peaked at 120.3 million at its conclusionâthe most-watched television broadcast in U.S. history.