Question 1
The lower edge of a dam is defined by the parabola (see figure). Use a coordinate system with y = 0 at the bottom of the dam to determine the total force on the dam. Lengths are measured in meters.

◦ 5,444,444 N
◦ 24,500,000 N
◦ 98,000,000 N
◦ 49,000,000 N
Question 2
A diving pool that is 5 m deep and full of water has a viewing window on one of its vertical walls. Find the force on a square window, 2 m on a side, with the lower edge of the window on the bottom of the pool.
◦ 39,200 N
◦ 25,600 N
◦ 49,000 N
◦ 156,800 N