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Including force in free body diagram

  • Thread starter luca131
  • Start date
7
0
Question
The number of forces acting on a car parked on a hill(with parking brakes engaged) is
Answers
1,2,3,4




When i drew the free body diagram, i got 4 but im not sure if i should include a force
 

Answers and Replies

cristo
Staff Emeritus
Science Advisor
8,056
72
Which four forces did you get? Which one don't you tihnk you should include?
 
7
0
i got Mg(weight),friction,normal force, and do i include force or there isnt one in this problem
 
cristo
Staff Emeritus
Science Advisor
8,056
72
Your three forces are correct. I'm not sure what you mean by the fourth force. The car is at rest remember!
 
7
0
o yea thank you
 

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