A 15-m-tall barrel is closed on top except for a thin pipe

Last updated: 8/5/2022

A 15-m-tall barrel is closed on top except for a thin pipe extending 4.8 m up from the top. When the barrel is filled with water up to the base of the pipe (1.5 m deep) the water pressure on the bottom of the barrel is 15 kPa. Part A What is the pressure on the bottom when water is added to fill the pipe to its top? Express your answer to two significant figures and include the appropriate units.