FIGURE 11-3 -A Mill Grinds Corn by Means of a Grinding Wheel

question 60

Multiple Choice

FIGURE 11-3
-A mill grinds corn by means of a grinding wheel attached to a long horizontal axle that is hinged to a vertical rotating axle as shown in Figure 11-3. The rotation of the vertical axle forces the horizontal axle to follow it. Thus, the wheel moves in a circular path, and its motion makes it rotate. The wheel then crushes the corn in its path. The force exerted by the wheel on the corn is

• A) equal to the weight of the wheel.
• B) greater than the weight of the wheel.
• C) less than the weight of the wheel.
• D) There is not enough information to answer this question.

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Something considered to be of great importance or worth.

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