Find the work done in pumping gasoline that weighs 6600 newtons per cubic meter. a cylindrical gasoline tank 3 meters in diameter and 6 meters long is carried on the back of a truck and is used to fuel tractors. the axis of the tank is horizontal. the opening on the tractor tank is 5 meters above the top of the tank in the truck. find the work done in pumping the entire contents of the fuel tank into the tractor.