• Support PF! Buy your school textbooks, materials and every day products Here!

I desperately need help

  • Thread starter Nguyenfa.t
  • Start date
  • #1
32
0

Homework Statement



i scanned the 4 problems i need help on. if you can help it would be greatly appreciated. Thanks in advance guys!

Homework Equations





The Attempt at a Solution

 

Attachments

Answers and Replies

  • #2
Hootenanny
Staff Emeritus
Science Advisor
Gold Member
9,622
6
We will gladly help you out, once you have provided an attempted solution.
 
  • #3
andrevdh
Homework Helper
2,128
116
Problem 1:

Can you apply Newton's second law to the forces (components) along the incline for the 4 kg masspiece?

What forces acts on it and in which direction?
 

Related Threads for: I desperately need help

  • Last Post
Replies
2
Views
3K
  • Last Post
Replies
1
Views
1K
  • Last Post
Replies
2
Views
1K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
5
Views
4K
  • Last Post
Replies
22
Views
6K
  • Last Post
Replies
3
Views
3K
  • Last Post
Replies
4
Views
908
Top