Figure P18.54 shows a meter stick lying on the bottom of a
Chapter 18, Problem 52GP(choose chapter or problem)
Problem 52GP
Figure P18.54 shows a meter stick lying on the bottom of a 100-cm-long tank with its zero mark against the left edge. You look into the tank at a 30° angle, with your line of sight just grazing the upper left edge of the tank. What mark do you see on the meter stick if the tank is (a) empty, (b) half full of water, and (c) completely full of water?
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