A water pipe having a 2.2 cm inside diameter carries water into the basement of a house at a speed of 0.85 m/s and a pressure of 166 kPa. The pipe tapers to 1.5 cm and rises to the second floor 7.9 m above the input point.
(a) What is the speed at the second floor?
m/s
(b) What is the water pressure at the second floor?
kPa