The pitch diameter of a pulley is not the outside diameter. Or the inside diameter. In fact, the pitch diameter is very difficult to measure directly. If you cut a belt and look at the end, you'll see a row of fibers near the outside surface.
In the Gold Rush of 1849, there were about 100,000 who went on the journey to California for the Gold Rush. It was a rough journey since you could either travel by harsh land, â¦ or take a boat for months.bviously, because there was gold there and they wanted some of it. This was augmented by the fad like nature of the Gold Rush. Many people were attracted by the everyone is â¦ doing it aspect. While a few people got rich by finding gold, but more people got rich by selling supplies to the ones looking for it.
Some failed, some were successful, but nearly all of the prospectors faced severe hardships during their fortune-hunting days. Check out eight facts you may not know about the California Gold Rush. 1. California did not have the first gold rush in American history. That honor actually belongs to North Carolina. Fifty years before gold was discovered at Sutterâs mill, the first gold rush in American history got underway after a 17-pound gold nugget was found in Cabarrus County, North Carolina.