The Diagrams Below Show Forces Applied to a Wheel That

question 47

Multiple Choice

The diagrams below show forces applied to a wheel that weighs 20 N.The symbol W stands for the weight.In which diagram(s) is(are) the wheel in equilibrium?

• A)A
• B)B
• C)C
• D)D
• E)A and C

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Definitions:

Aqueous Solution

A solution in which water is the solvent.

Ionic Compounds

Chemical compounds composed of ions held together by electrostatic forces termed ionic bonding.

Solutes Dissolve

The process by which a solute interacts with a solvent, dispersing evenly at the molecular or ionic level to form a solution.

Temperature

A physical quantity representing the degree of hotness or coldness of an object or substance, usually measured in degrees Celsius, Fahrenheit, or Kelvin.