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.
Obamaâs first inauguration was attended by a huge number of people: more than 1.8 million, CNN reported. This was a huge number of people, eclipsing the previous record of 1.2 million set by Lyndon B. Johnsonâs 1965 inauguration. This is also about double the number of people who showed up for Trumpâs inauguration today.