FIGURE 11-9 -The L-Shaped Object Shown in Figure 11-9 Consists of the Consists

question 85

Multiple Choice

FIGURE 11-9
-The L-shaped object shown in Figure 11-9 consists of the masses connected by light rods. How much work must be done to accelerate the object from rest to an angular speed of 3.25 rad/s about the x-axis?

• A) 62.3 J
• B) 23.7 J
• C) 17.6 J
• D) 47.4 J
• E) 34.2 J

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Definitions:

Blood Vessel Walls

The structured layers composing the sides of arteries, veins, and capillaries, responsible for maintaining blood pressure and controlling blood flow.

Tunica Media

The middle layer of the wall of a blood vessel or hollow organ, consisting primarily of smooth muscle cells and elastic fibers.

Pulmonary Circulation

The passage of blood from the heart to the lungs and back to the heart, where it is oxygenated and rid of carbon dioxide.

Pulmonary Arteries

The arteries that carry deoxygenated blood from the heart to the lungs, where it is oxygenated before being returned to the heart.