Answer to Question #78773 in Mechanics | Relativity for mehar

Question #78773
A 60kg person exerts a horizontal force of 200N and pushes a 90kg object through a distance of 6m along a horizontal floor . He does that at a constant velocity of 3m/s. What is the force of friction?
1
Expert's answer
2018-07-03T10:13:08-0400
According to the Second Newton’s Low
F ⃗=ma ⃗
In our case
v_x=const → a_x=0
We have
200-F_f=0 → F_f=200 N

Need a fast expert's response?

Submit order

and get a quick answer at the best price

for any assignment or question with DETAILED EXPLANATIONS!

Comments

No comments. Be the first!

Leave a comment

LATEST TUTORIALS
New on Blog
APPROVED BY CLIENTS