Water Flow in Pipes Quiz

Water flows through a pipe of cross-sectional area 3.0 cm^2 at a rate of 36 m/s. The cross-sectional area of the pipe is increased to 27 cm^2 . What is the water rate in the wider section of the pipe? Round to 1 sig fig, no units.

Water flows through a pipe of cross-sectional area 48 cm^2 at a rate of 6.0 m/s. The cross-sectional area of the pipe is decreased to 12 cm^2 . What is the water rate in the wider section of the pipe? Round to 2 sig figs, no units.

Water flows through a horizontal pipe at a speed of 24 m/s and pressure 4.2×10^5 Pa. The pipe widens and the water speed drops to 6.0 m/s. What is the pressure in the wider section of the pipe? __ x 10^5 Pa. Round to 2 sig figs, no units.

Water flows through a horizontal pipe at a speed of 14 m/s and pressure 8.4 ×10^5 Pa. The pipe narrows and the water speed increases to 42 m/s. What is the pressure in the narrow section of the pipe? __ x 10^4 Pa. Round 2 to sig figs, no units.

A water tank is filled with water. There is a faucet on the side wall of the container 6.0 m below the surface of water. What will the speed of water flow be when the faucet is opened? Round to 3 sig figs, no units.