Chapter 10, Problem 37PCE

Microwave Tray Most microwave ovens nave a glass tray that sits on top of a circular ring with three small wheels as shown in Figure 10-30. A small motor in the base of the microwave rotates the glass tray to provide uniform heating When the glass tray completes one revolution does the circular ring below it rotate through 0.5 rev, 1 rev, 2 rev, or 3 rev? Explain.

Figure 10-30

Problem 37