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Question
The minimum radius of a circle along which a cyclist can ride with a velocity 18 km/hr if the coefficient of friction between the tyres and the road is µ = 0.5, is ______ (Take g = 10 m/s2)
Options
5
6
7
8
MCQ
Fill in the Blanks
Solution
The minimum radius of a circle along which a cyclist can ride with a velocity 18 km/hr if the coefficient of friction between the tyres and the road is µ = 0.5, is 5 (Take g = 10 m/s2)
Explanation:
R = `"v"^2/(mu"g")`
= `(5xx5)/(0.5xx10)`
= 5 m
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Friction
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