A Highway Curve Has a Radius of 0

question 13

Multiple Choice

A highway curve has a radius of 0.14 km and is unbanked. A car weighing 12 kN goes around the curve at a speed of 24 m/s without slipping. What is the magnitude of the horizontal force of the road on the car?

• A) 12 kN
• B) 17 kN
• C) 13 kN
• D) 5.0 kN
• E) 49 kN

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Definitions:

Coffee

A beverage made from the roasted and ground seeds of a coffee plant, consumed globally for its stimulating effect.

Comparative Advantage

The concept that a country, individual, or company produces a good or service at a lower opportunity cost than their competitors.

Trade

The exchange of goods or services between parties, which could be within an economy or between economies.

Coffee

A brewed drink prepared from roasted coffee beans, which are the seeds of berries from the Coffea plant.