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0 Question 6 v 30/1 pt '0 3 8 99 6) Details The 200 is building a new polar bear exhibit, and wants to put a semi-circular window in the concrete wall of the swimming tank. (Note: picture is not to scale) If the semi-circle has diameter 40 centimeters, and the bottom of the window is at a depth of 3 meters, find the hydrostatic force on the window. Question Help: El Video Submit Question 0 Question 5 v III/OH pt '0 3 8 99 0 Details A 80 cm long metal bar with mass 32 grams is attached to a pivot with a massless string 70 cm long. Find the kinetic energy of the bar when it is rotated at a rate of 2 revolutions persecond. string bar Pivot line Q Submit