January 21 AP Physics Gateway High School Olycasts
In: (on overhead)
Objective: To prepare for and take a test on: Hydrostatics: –pressure with depth –Archimedes principle-Buoyant force Fluid dynamics: –Equation of continuity –Bernoullis equation
Homework check
Water flows steadily from an open tank as in the figure below. The elevation of point 1 is 10.0m, and the elevation of points 2 and 3 is 2.00m. The cross-sectional area at point 2 is m 2 ; at point 3 it is m 2. The area of the tank is very large compared with the cross-sectional area of the pipe.
Out on overhead