The Surface of the Exit Road Is Horizontal,not Banked

question 42

Multiple Choice

The surface of the exit road is horizontal,not banked.(See figure.) If the radius of curvature of a highway exit is 82.5 m and the maximum speed with which the car can exit the highway safely without sliding is 25.2 m/s,what is the coefficient of static friction between the tires and the surface of the road?

• A)0.69
• B)0.85
• C)0.78
• D)0.56
• E)0.72

---

Definitions:

Small Intestine

A part of the gastrointestinal tract between the stomach and large intestine, where most of the digestion and absorption of nutrients occurs.

Esophagus

A muscular tube that transports food from the throat to the stomach, playing a key role in the digestive system.

Gallbladder

A small organ that stores bile produced by the liver, releasing it into the small intestine to aid in the digestion of fats.

Bicarbonate

A negatively charged ion (HCO3-) that is a form of carbon dioxide in solution, playing a vital role in the buffering of blood pH.