- #1
keyser.soze
- 16
- 0
Homework Statement
The coefficient of limiting static friction of a rubber tire in wet concrete is 0.70. What mass of tractor, with its brakes locked, can be dragged by a tow truck that can exert a horizontal force of 1.0 * 10^4 N?
Homework Equations
Fnetx = ma
Ff = us*Fn
Fn = m*g
The Attempt at a Solution
10000 / (0.70*9.8) = 1457.72
Is that right??...Help NEEDED