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.
Miners extracted more than 750,000 pounds of gold during the California Gold Rush. Just days after Marshallâs discovery at Sutterâs Mill, the Treaty of Guadalupe Hidalgo was signed, ending the Mexican-American War and leaving California in the hands of the United States.iners extracted more than 750,000 pounds of gold during the California Gold Rush. Just days after Marshallâs discovery at Sutterâs Mill, the Treaty of Guadalupe Hidalgo was signed, ending the Mexican-American War and leaving California in the hands of the United States.