A meter stick lies on the bottom of the rectangular tank in Fig. 30.20, with its zero mark at the tank?s left edge. You look into the long dimension of the tank at a 45? angle, with your line of sight just grazing the top edge, as shown. What mark on the meter stick do you see when the tank is(a) empty,(b) half full of water,(c) full of water?

?

Transcribed Image Text:

45 IT 40 cm 100 cm- FIGURE 30.20 Problem 32