Recent content by J.Eriksson

Well, I solve my own problem! I did this way: 110mm is the same as 1,1dm 1,1/2=0,55 (radius) then I use the formel πr^2 π0,55^2=0.95 40/0.95= 42dm 42dm=4,2m Power of ten: 4,2X10^1 m

I have a problem and I do not how to solve the problem. So please write how I should solve the question. A water well has a diameter of 110mm. Water can be pumped from the well into the tank. Every time the pump is started 40 l of water is pumped away. Find how much the water level of the...