If you are unfamiliar with FIRST robotics, you should get yourself familiarized. The FIRST Robotics Competition (or FRC for short) is an international robotics competition where teams ranging from twenty to one hundred students build game-playing, 120-pound robots in just six weeks to compete in tournaments all across the globe. If you are a freshman through senior in high school, you are eligible to join.
âCaratâ is a term used for the denoting the weight of gemstones. âKaratâ is a term that describes the purity level of gold. Karats are in a base 24 system, which is a fancy way of saying tkae the karats on your jewelry and divide it by 24 to get the percentage of pure gold. 24 karat (24k) is pure, 100% gold.
The term 18-carat gold means that the alloy's mass consists of 75% of gold and 25% of alloy(s). The quantity of gold by volume in a less-than-24-carat gold alloy differs according to the alloy(s) used.arat purity is measured as 24 times the pure mass divided by the total mass: where. Therefore, 24-karat gold is pure (also includes down to 99.95% gold by mass), 18-karat gold is 18 parts gold, 6 parts another metal (forming an alloy with 75% gold), 12-karat gold is 12 parts gold (12 parts another metal), and so forth.