Two identical marbles of mass m and radius R sit in a glass beaker as shown below. Thediameter of the beaker is 3R. Express your answers in terms of m, g and numericalconstants. Hint: Draw FBDs of each marble starting with the upper marble.
a. Determine the force on the lower marble by the left-hand wall of the beaker.
b. Determine the force on the lower marble by the bottom of the beaker.