Question

An objectis at rest on an incline. The component of gravity acting downward and along the incline on the object is described as Fg,x = +8.0N. Which axis is pointing up the incline?
a. + x axis
b. + y axis
c. - x axis
d - y axis

Answer 1

If Fg,x is pointing down positive then x is positive pointing down the slope
so
c ) -x axis
is up the incline