- #1
Janiceleong26
- 276
- 4
1. Homework Statement
Friction ≤ μR
Ok so I need help for (ii) and this is what I did:
I thought that in order for A not to slide, the net force on B ≤ Friction between the boxes
450a ≤ 0.2(200g)
a≤0.89
however, when I tried this,
200a≤0.2(200g)
a≤2
What's the correct physics behind this?
Homework Equations
Friction ≤ μR
The Attempt at a Solution
:[/B]Ok so I need help for (ii) and this is what I did:
I thought that in order for A not to slide, the net force on B ≤ Friction between the boxes
450a ≤ 0.2(200g)
a≤0.89
however, when I tried this,
200a≤0.2(200g)
a≤2
What's the correct physics behind this?