A Forward Force Acting on the Axle Accelerates a Rolling

question 55

Multiple Choice

A forward force acting on the axle accelerates a rolling wheel on a horizontal surface.If the wheel does not slide the frictional force of the surface on the wheel is:

• A)zero
• B)in the forward direction and does zero work on the wheel
• C)in the forward direction and does positive work on the wheel
• D)in the backward direction and does zero work on the wheel
• E)in the backward direction and does positive work on the wheel

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Definitions:

Independent Variables

Variables in an experiment or model that are manipulated or categorized to observe their effects on dependent variables.

Observations

The act of recording or noting a fact or occurrence for some scientific or analytical purpose.

Adjusted Coefficient

A modified version of a coefficient in statistical models that accounts for certain factors or variables to improve the model's accuracy or interpretability.

Independent Variables

Variables in an experiment or model that are manipulated to determine their effect on dependent variables.