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Textbook Expert
Textbook ExpertVerified Tutor
17 Jan 2022

Given information

The speed limit for an unbanked curve  
Coefficient of static friction between rubbers on wet concrete given table)

Step-by-step explanation

Step 1.
Formula used:
 
Centripetal force is provided by static friction on an unbanked road.
The centripetal force needed to move on the unbanked road  
Where
m is a mass of the vehicle
Centripetal acceleration
: Speed of the vehicle
: the radius of an unbanked road
 
: Coefficient of static friction
  : Normal reaction
Static Friction

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