Definition of Hemisphere. Hemisphere is the exact half of a sphere. More About Hemisphere. When a plane cuts across a sphere at its center, it forms two hemispheres. Surface area of a hemisphere of radius r is given by 2pr2. Volume of a hemisphere of radius r is given by 2/3pr3.
First, low water in the toilet BOWL case. If the water in the toilet BOWL is low after flushing, I see four likely causes, in order of most likelihood -. 1) the fill valve is not putting enough water into the toilet bowl.
by Chris Deziel. It isn't unusual for all the plumbing fixtures in a bathroom to empty into a common waste line, and the bathtub drain is usually the lowest of any of them. Consequently, if there's a blockage, and water starts backing up, that's the first place from which it will emerge.