7 46 A level controller is shown in the figure 7 113 it

Last updated: 6/8/2023

7 46 A level controller is shown in the figure 7 113 it consists of a thin circular plug of diameter 10 cm and a cylindrical plug of diameter 20 cm tied together with a light rigid rod of length 10 cm The plug fits in smoothly in a drain hole at the bottom of the tank which opens into atmosphere As water fills up and the level reaches height h the plug opens Find h Determine the level of water in the tank when the plug closes again The float has a mass 3 kg and the plug may be assumed as massless 2 3 h Float AHHH 10 cm Figure 7 113 Plug