11. (II) A 20.0-kg box rests on a table. (a) What is the weight of the box and the normal force acting on it? (b) A 10.0-kg box is placed on top of the 20.0-kg box, as shown in Fig. 4–43. Determine the normal force that the table exerts on the 20.0-kg box and the normal force that the 20.0-kg box exerts on the 10.0-kg box. 10.0 kg 20.0 kg FIGURE 4–43 Problem 11.
11. (II) A 20.0-kg box rests on a table. (a) What is the weight of the box and the normal force acting on it? (b) A 10.0-kg box is placed on top of the 20.0-kg box, as shown in Fig. 4–43. Determine the normal force that the table exerts on the 20.0-kg box and the normal force that the 20.0-kg box exerts on the 10.0-kg box. 10.0 kg 20.0 kg FIGURE 4–43 Problem 11.
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Transcribed Image Text:11. (II) A 20.0-kg box rests on a table. (a) What is the weight
of the box and the normal force acting on it? (b) A 10.0-kg
box is placed on top of the 20.0-kg box, as shown in
Fig. 4–43. Determine the normal force that the table exerts
on the 20.0-kg box and the normal force that the 20.0-kg
box exerts on the 10.0-kg box.
10.0 kg
20.0 kg
FIGURE 4–43
Problem 11.
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