A Fluid Is Flowing with an Average Speed of 1

question 43

Multiple Choice

A fluid is flowing with an average speed of 1.50 m/s through a tube that has a radius of 2.00 mm and is 18 cm long. The drop in pressure is 967 Pa. What is the viscosity of the fluid?

• A) 0.00179 Ns/m²
• B) 0.00562 Ns/m²
• C) 0.0278 Ns/m²
• D) 0.0134 Ns/m²
• E) 0.00335 Ns/m²

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Definitions:

Kin Selection

An evolutionary strategy that favors the reproductive success of an organism's relatives, even at a cost to the organism's own survival and reproduction.

Homosexuality

A sexual orientation characterized by a romantic or sexual attraction to individuals of the same sex.

Evolutionary Hypothesis

A theory suggesting that certain behaviors or traits have developed over time because they were advantageous for survival and reproduction.

Self-determination Theory

A psychological theory that focuses on people's inherent growth tendencies and innate psychological needs.