More complex motor controllers may be used to accurately control the speed and torque of the connected motor (or motors) and may be part of closed loop control systems for precise positioning of a driven machine.
The street price for a gold bar is: 180-190 gp. The price in a specialty store is: 381 gp. If you buy from a general store, the price is 180 gp. If you sell to a general store, the price is 120 gp. In the Grand Exchange, the market price is 204 gp, 194 gp minimum, and 214 gp as the maximum price.
The Mitsubishi Materials Corporation of Japan poured the Worldâs largest Gold bar. The bar is 17.9 inches by 8.9 inches and 6.7 inches high. All though it takes up the same amount of space as a large shoe box, you would not be able to lift it as It weighs 551.15 pounds.