A Pipe That Appears to Be of Uniform Size Has

question 7

Multiple Choice

A pipe that appears to be of uniform size has constrictions on the inside. When a liquid flows through the pipe, the pressures at various points are indicated by the heights of the columns in the manometer tubes. If fluid friction is negligible, at which point is the diameter greatest?

• A) 1
• B) 2
• C) 3
• D) 4
• E) 5

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Definitions:

Lexical Decision

A psychological task where participants decide as quickly as possible whether a string of letters is a real word or a non-word, used to investigate processes of word recognition.

Thrifty Gene

A hypothesis suggesting that certain genes make individuals more efficient at food intake and storage, historically advantageous during periods of food scarcity but potentially leading to obesity in societies with abundant food.

Predisposed

Having a tendency or inclination to a specific behavior, action, or disease, often due to genetic or environmental factors.

Obesity

A medical condition characterized by excessive body fat that presents a risk to health.