How Do You Calculate Forces on a Parked Car on an Incline?

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Homework Help Overview

The discussion revolves around calculating the forces acting on a parked car on an incline, specifically focusing on the normal force and static frictional force. The scenario involves a Toyota Vios parked on a 15° incline.

Discussion Character

  • Exploratory, Assumption checking, Problem interpretation

Approaches and Questions Raised

  • Participants discuss the importance of drawing a free-body diagram to identify forces. There are attempts to calculate the normal force, with one participant expressing uncertainty about calculating the static frictional force due to a missing coefficient of static friction.

Discussion Status

The discussion is active, with participants sharing their calculations and questioning the need for additional information. Some guidance has been provided regarding the relevance of the free-body diagram and the potential to solve the problem without the coefficient of friction.

Contextual Notes

There is a noted absence of the coefficient of static friction, which is affecting the ability to solve for the static frictional force. Participants are also exploring the implications of the incline on the forces involved.

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A Toyota Vios (m = 1700 kg) is parked on a road that rises 15° above the horizontal. What are the magnitudes of (a) the normal force and (b) the static frictional force that the ground exerts on the tires?
 
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A problem like this starts with you, the student, drawing a free-body diagram, showing all forces acting on the object.
 
i have solve the part a... but i dun know the part b... please show me plaeseeee
 
Show your calculation of the part (a).
 
friction is normal force times the coefficient
 
the part a is 1700(9.81)cos15=16108.7N
but the coefficient of stataic is not given...how i can solve the problem for part b
 
Draw the free-body diagram. You won't need the coefficient of friction for this.

Also, what is the acceleration of the car?
 

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