A Smooth Stone Is Falling with Its Constant Terminal Velocity $\times$

question 12

Multiple Choice

A smooth stone is falling with its constant terminal velocity in a viscous liquid.The density of the stone is 2.89 $\times$ 10³ kg/m³,and the density of the liquid is 1.34 $\times$ 10³ kg/m³.The volume of the stone is 2.15 $\times$ 10^-6 m³.The drag force F of the liquid on the stone is given by F = 3.52v in SI units,where v is the terminal velocity.The value of v is

• A)8.5 \(\times\) 10^-3 m/s
• B)1.1 \(\times\) 10^-2 m/s
• C)3.2 \(\times\) 10^-2 m/s
• D)1.7 \(\times\) 10^-2 m/s
• E)1.7 \(\times\) 10^-3 m/s

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Definitions:

Energy Storage Molecules

Compounds that cells use to store and release energy, such as ATP, fats, and carbohydrates.

Lipids

Lipids are a group of naturally occurring molecules that include fats, oils, waxes, and certain vitamins, characterized by their insolubility in water and role in storing energy and forming cell membranes.

Sugars

Simple carbohydrates that are a source of energy for the body, found naturally in foods or added as sweeteners.

Proteins

Large, complex molecules made up of amino acids that perform a variety of functions in the body, including catalysis, structure, and transport.