Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing
nazarfj
Group Title
A student attaches a rope to a 20.0 kg box of books. He pulls with a force of 90.0 N at an
angle of 30.0° with the horizontal and walks to the left. The coefficient of kinetic friction
between the box and the sidewalk is 0.500. Find the acceleration of the box. physics please
 one year ago
 one year ago
nazarfj Group Title
A student attaches a rope to a 20.0 kg box of books. He pulls with a force of 90.0 N at an angle of 30.0° with the horizontal and walks to the left. The coefficient of kinetic friction between the box and the sidewalk is 0.500. Find the acceleration of the box. physics please
 one year ago
 one year ago

This Question is Closed

Kainui Group TitleBest ResponseYou've already chosen the best response.0
Draw a picture and label everything you know.
 one year ago

nazarfj Group TitleBest ResponseYou've already chosen the best response.0
dw:1354996509342:dw
 one year ago

Alfonso92 Group TitleBest ResponseYou've already chosen the best response.1
F=m*a 90*cos(30)0.5*(20)*9.81=20*a a=1.0079m/s^2
 one year ago

Kainui Group TitleBest ResponseYou've already chosen the best response.0
Almost, but remember the coefficient of kinetic friction is not the force itself.
 one year ago

nazarfj Group TitleBest ResponseYou've already chosen the best response.0
so what is 0.5?
 one year ago
See more questions >>>
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.