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Problem 4: A skateboarder is attempting to make a circular arc of radius r= 11 m in a parking lot. The total mass of the skateboard and skateboarder is m = 89 kg. The coefficient of static friction between the surface of the parking lot and the wheels of the skateboard is us = 0.57.

Problem 4: A skateboarder is attempting to make a circular arc of radius r= 11 m in a parking lot. The total mass of the skateboard and skateboarder is m = 89 kg. The coefficient of static friction between the surface of the parking lot and the wheels of the skateboard is us = 0.57.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Please answer part b
Part (b) He speeds up very slightly and begins to slide. The coefficient of kinetic friction is µz = 0.12. What is the new magnitude, in meters per squared second, of his radial acceleration? ac = m/s? 789 HOME sino coso tan
Transcribed Image Text:Part (b) He speeds up very slightly and begins to slide. The coefficient of kinetic friction is µz = 0.12. What is the new magnitude, in meters per squared second, of his radial acceleration? ac = m/s? 789 HOME sino coso tan
Problem 4: A skateboarder is attempting to make a circular arc of radius r = 11 m in a parking lot. The total mass of the skateboard and skateboarder is m = 89 kg. The coefficient of static friction between the surface of the parking lot and the wheels of the skateboard is u, = 0.57 . m Part (a) What is the maximum speed, in meters per second, he can travel through the arc without slipping? m/s Vm = sin() cos() tan() 7 8 НОМЕ JT cotan() asin() acos() E 6. atan() acotan() sinh() 1 2 3 cosh() tanh() cotanh() END VO BẠCKSPACE CLEAR DEL O Degrees O Radians
Transcribed Image Text:Problem 4: A skateboarder is attempting to make a circular arc of radius r = 11 m in a parking lot. The total mass of the skateboard and skateboarder is m = 89 kg. The coefficient of static friction between the surface of the parking lot and the wheels of the skateboard is u, = 0.57 . m Part (a) What is the maximum speed, in meters per second, he can travel through the arc without slipping? m/s Vm = sin() cos() tan() 7 8 НОМЕ JT cotan() asin() acos() E 6. atan() acotan() sinh() 1 2 3 cosh() tanh() cotanh() END VO BẠCKSPACE CLEAR DEL O Degrees O Radians
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