- #1
mandy9008
- 127
- 1
Homework Statement
(d) Let m = 2.00 kg, x = 3.50 m, θ = 32.0°, F = 17.5 N, and µk = 0.400, and find the answers to parts (a) and (b). (Include appropriate signs.)
(a.) friction force vector f k
(b.) work done by friction
(c.) work done by vector F
Homework Equations
a. mu_k(mg-Fsinө)
b. mu_k(mg-Fsinө)x ...** wrong!
c. Fxcosө
The Attempt at a Solution
a. 4.13 N
b. -5.14 J ...*** wrong!
c. 51.94 N