A race car traveling at 100 m/s enters an unbanked turn of 400 m radius. The coefficient of (static) friction between the tires and the track is 1.1. The track has both an inner and an outer wall. Which statement is correct?

A. The race car will crash into the outer wall.
B. The race car will crash into the inner wall.
C. The car will stay in the center of the track.
D. The car will stay in the center of the track if the driver speeds up.
E. The car would stay in the center of the track if the radius were reduced to 200 m.


Answer: A

Physics & Space Science

You might also like to view...

If  = 5.0,  = 8.0, and ? = 30°, determine the scalar product of the two vectors shown.

? ? A. ?35 B. +35 C. ?20 D. +20 E. +40

Physics & Space Science

Radar maps of Venus show impact craters

a. True b. False Indicate whether the statement is true or false

Physics & Space Science

The observed relativistic length of a super rocket moving by the observer at 0.70c will be what factor times that of the measured rocket length if it were at rest?

a. 0.55 b. 0.71 c. 0.51 d. 1.4 e. 1.8

Physics & Space Science

Which of the following statements is true?

A. All the photons of the Lyman series are in the ultraviolet. B. Some of the photons of the Lyman series are in the visible. C. Some of the photons of the Lyman series are in the infrared. D. All of the Balmer series are in the visible. E. All of these statements are false.

Physics & Space Science