A Split Highway Has a Number of Lanes for Traffic

question 47

Multiple Choice

A split highway has a number of lanes for traffic. For traffic going in one direction, the radius for the inside of the curve is half the radius for the outside. One car, car A, travels on the inside while another car of equal mass, car B, travels at equal speed on the outside of the curve. Which statement about resultant forces on the cars is correct?

• A) The force on A is half the force on B.
• B) The force on B is half the force on A.
• C) The force on A is four times the force on B.
• D) The force on B is four times the force on A.
• E) There is no net resultant force on either as long as they stay on the road while turning.

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Definitions:

Physical Aggressiveness

Involves the use of physical force with the intention to harm or intimidate others, often as a way of dealing with conflicts or expressing frustration.

Problem Behavior

Actions or conduct that are considered inappropriate, challenging, or disruptive, often requiring intervention to resolve.

Biological Mechanisms

The processes and systems within living organisms that lead to functioning and behaviors, often explained through biology and physiology.

Socioemotional Competence

The ability to behave appropriately in social situations that evoke strong emotions.