The Temperature T_L of the Cold Reservoirs and the Temperatures

question 29

Multiple Choice

The temperature T_L of the cold reservoirs and the temperatures T_H of the hot reservoirs for four Carnot heat engines are Rank these engines according to their efficiencies, least to greatest

• A)3, 4, 1, 2
• B)1 and 2 tie, then 3 and 4 tie
• C)2, 1, 3, 4
• D)1, 2, 4, 3
• E)2, 1, 4, 3

---

Definitions:

Capillary Exchange

The process by which nutrients, gases, and wastes are exchanged between blood and tissues through capillary walls.

Precapillary Sphincter

A ring-like muscle at the entrance of capillaries that regulates blood flow into the capillary.

Atrial Natriuretic Hormone

A hormone, secreted by heart's atria, that regulates blood pressure by reducing sodium ion concentration in the blood, thus decreasing blood volume.

Vasopressin

A hormone produced by the pituitary gland that helps regulate water balance in the body and constriction of blood vessels.