You?ve dropped your car keys at night off the end of a dock into water 1.6m deep. A flashlight held directly above the dock edge and 0.50 m above the water illuminates the keys when it?s aimed at 40? to the vertical, as shown in Fig. 30.21. What?s the horizontal distance x from the edge of the dock to the keys?

Transcribed Image Text:

40° h, 0.50 m 02 h = 1.6 m FX2 FIGURE 30.21 Problem 36