Using a forked rod, a m=1.5 kg smooth ball bearing is confined to a path defined by the equation r-( 2.5 - 0) m, where e is in radians. The angular position of the arm is defined by the equation @ = ) rad, where t is in seconds. Motion occurs in the vertical plane Hint: 1. Assume that the peg only contacts one side of the slotted path and one edge of the rod at any instant. r= f(e) Using equations of motion in cylindrical coordinates, a. Determine the angle between the extended r-axis and the tangent line, t, at time t - 2 s. i. Include negative sign if applicable. b. Determine the magnitude of the force of the arm on the cylinder, Farm, at time t 2 s. c. Determine the magnitude of the normal force between the slot and cylinder, N, at time t = 2 s.

Using a forked rod, a m=1.5 kg smooth ball bearing is confined to a path defined by the equation r-( 2.5 - 0) m, where e is in radians. The angular position of the arm is defined by the equation @ = ) rad, where t is in seconds. Motion occurs in the vertical plane Hint: 1. Assume that the peg only contacts one side of the slotted path and one edge of the rod at any instant. r= f(e) Using equations of motion in cylindrical coordinates, a. Determine the angle between the extended r-axis and the tangent line, t, at time t - 2 s. i. Include negative sign if applicable. b. Determine the magnitude of the force of the arm on the cylinder, Farm, at time t 2 s. c. Determine the magnitude of the normal force between the slot and cylinder, N, at time t = 2 s.

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.79P: The coefficient of rolling resistance between the 30-kg lawn roller and the ground is r=0.1. (a)...

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