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.
Size matters. Democratic presidential candidate Bernie Sanders is still drawing some of largest crowds on the campaign trail, as evidenced by the 11,000 people who turned up to hear the Vermont senator and self-described independent socialist speak at the Phoenix Convention Center on Saturday, according to reports.