Asked by Gilberto

a person pushes a 8 kg cart up a 13 degree incline. Find the magnitude of the horizontal force needed to give the cart an acceleration of 1.55 m/s^2.
Answered by bobpursley
forceupplane=mass*acceleration
forceupplane=forcehorizontal*cos13
forcehorizontal=
=mass*acceleation/cos13=8*1.55/cos13deg