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?

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Definitions:

Lewy Body Disease

A type of progressive dementia that leads to a decline in thinking, reasoning, and independent function due to abnormal microscopic deposits that damage brain cells.

Recurrent Well-formed Hallucinations

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Dissociative Disorder

A disorder characterized by a disconnection between thoughts, identity, consciousness, and memory.

Difficulty Recognizing

A cognitive impairment or condition characterized by challenges in identifying or acknowledging familiar objects, individuals, or environments.