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In Europe, a large circular walking track with a diameter of 0.900 km is marked in angular distances in radians. An
Question
In Europe, a large circular walking track with a
diameter of 0.900 km is marked in angular distances in
radians. An American tourist who walks 3.00 mi daily
goes to the track. How many radians should he walk?
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Physics
4 years
2021-08-24T03:11:55+00:00
2021-08-24T03:11:55+00:00 1 Answers
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Answers ( )
Answer: 10.67
Explanation:
First, we needed to calculate the radius and this will be:
= Diameter / 2
= 0.900km / 2
= 0.450km
Since s = 3.00miles, we need to convert it to kilometers and this will be:
1mile = 1.6km
3 miles = 3 × 1.6km = 4.8km
Radians = s/r = 4.8/0.45 = 10.67