Answer to Question #298775 in Physics for Hjhjgv

Question #298775

A race car makes one lap around a track of radius 60 m in 6 s. What is the average velocity of the car as it goes around the circular track? Round your answer to one decimal place.

1
Expert's answer
2022-02-17T04:36:12-0500

Given:

r=60mr=60\:\rm m

T=6sT=6\:\rm s


The average velocity of the car

v=lt=2πrTv=\frac{l}{t}=\frac{2\pi r}{T}

v=2π606=20πm/s=62.8m/sv=\frac{2\pi *60}{6}=20\pi\:\rm m/s=62.8\: m/s


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