two-man bobsled is pushed at the start by two athletes with a combined applied force (FA) that is directed 26 degrees below the horizon.  The stationary (not moving) sled has a mass of 175 kg and the coefficient of static friction between the ice and the sled is 0.22.  You will need to use substitution and elimination to solve this question, similar to what was done in the sled example done in Tutorial last week.  You are required to solve for the applied force (FA) needed to just start the bobsled moving and also calculate the frictional force (FF) and normal force (FN) when this applied force is being applied to the sled.  d) Determine the magnitude of the static friction force (FF) when this particular applied force is appli

An Introduction to Physical Science
14th Edition
ISBN:9781305079137
Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres
Chapter1: Measurement
Section: Chapter Questions
Problem 11E
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A two-man bobsled is pushed at the start by two athletes with a combined applied force (FA) that is directed 26 degrees below the horizon.  The stationary (not moving) sled has a mass of 175 kg and the coefficient of static friction between the ice and the sled is 0.22.  You will need to use substitution and elimination to solve this question, similar to what was done in the sled example done in Tutorial last week.  You are required to solve for the applied force (FA) needed to just start the bobsled moving and also calculate the frictional force (FF) and normal force (FN) when this applied force is being applied to the sled. 

d) Determine the magnitude of the static friction force (FFwhen this particular applied force is applied to the sled

e) Determine the magnitude of the normal force (FN) when this particular applied force is applied to the sled

f) Draw the free body diagram you used to solve these questions above and also include the systems of equations in the X and Y direction (e.g sum of the forces in the X direction and sum of the forces in the Y direction). 

 
 
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