May

26

What force parallel to the street surface is required to keep a loaded 1967 Corvette of mass 1390 from rollin

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corvette
Natiphy2007 asked:


Certain streets in San Francisco make an angle of 20.0 degrees with the horizontal..What force parallel to the street surface is required to keep a loaded 1967 Corvette of mass 1390kg from rolling down such a street?
Take the free fall acceleration to be g= 9.80 m/s^2

Christina
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    • Comments

    2 Responses to “What force parallel to the street surface is required to keep a loaded 1967 Corvette of mass 1390 from rollin”

    1. lucy w on May 28th, 2008 4:46 pm

      F = mg sin(angle)

      sure got right answer

    2. N01ans on May 30th, 2008 8:50 am

      4659 N….

      F_x=mgsin(theta) + F_s=0

      F_s=-mgsin(theta)