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.
Well, letâs deal with dual flush first. This means the model you choose will have two types of flush: low and high. On low, your toilet will use as little as 1 gallon of water which is well within the legal limits set out by the American Federal Government.