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A Racecar, Traveling at Constant Speed, Makes One Lap Around

Question 62

Multiple Choice

A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a time t. Note: The circumference of a circle is given by C=2πr.
-What is the average speed of the car for one complete lap?


A) A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a time t. Note: The circumference of a circle is given by C=2πr. -What is the average speed of the car for one complete lap? A) B) C) D) E) zero meters/second
B) A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a time t. Note: The circumference of a circle is given by C=2πr. -What is the average speed of the car for one complete lap? A) B) C) D) E) zero meters/second
C) A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a time t. Note: The circumference of a circle is given by C=2πr. -What is the average speed of the car for one complete lap? A) B) C) D) E) zero meters/second
D) A racecar, traveling at constant speed, makes one lap around a circular track of radius r in a time t. Note: The circumference of a circle is given by C=2πr. -What is the average speed of the car for one complete lap? A) B) C) D) E) zero meters/second
E) zero meters/second

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