An object with a mass of #18 kg# is on a surface with a kinetic friction coefficient of # 2 #. How much force is necessary to accelerate the object horizontally at # 17 m/s^2#?

1 Answer
Oct 22, 2016

Given
#m->"Mass of the object"=18kg#

#a->"Accelerationof the object"=17m/s^2#

#mu_k->"Coefficient of kinetic friction"=2#

Let the force necessary to maintain the required acceleration be F

#F= mxxa+mu_kxxmxxg#

#=>F= 18xx17+2xx18xx9.8=658.8N#