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02-12-2020
Physics

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A race car makes one lap around a track with a radius of 41 meters in 8 seconds. What is the velocity?

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02-12-2020

Answer:

31.21 m/s

Explanation:

radius=41m

time = 8 sec

circumference=2πr

from formula

circumference=2×22/7×41

=257.71m

now

velocity=total distance( circumference)/total time

=257.71/8

= 32.21m/s

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