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Questions tagged [adhesion]

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2 votes
1 answer
57 views

Velocity Needed For Water To Overcome Adhesion Force To A Rounded Steel Inclined Plane

Context: I work at a fast food restaurant with a 3-module sink. The sides are slightly angled down to allow the water to trickle down into the compartments. I found that water clings to the side of ...
Rrasco88's user avatar
0 votes
1 answer
39 views

What happens when we apply the exact same pulling force as bonding force of glue? [closed]

Suppose we have two things stuck together with a glue which takes anything above $50 \,\text{N}$ of force to get it to get rid of the sticking force and anything below $50 \,\text{N}$ making no impact ...
Sambhav Khandelwal's user avatar
0 votes
0 answers
22 views

What exactly are cohesive and adhesive forces?

Are cohesive and adhesive forces defined only when at least one of the interacting materials is a fluid?
Anvi Mahajan's user avatar
12 votes
4 answers
4k views

How does a snake climb the wall?

Consider a snake climbing up the wall or ant climbing up the wall, which force is responsible for it? An obvious answer is frictional force but my question is that if there is a normal reaction ...
Kampann's user avatar
  • 151
1 vote
0 answers
43 views

Spoon with Marmalade in Space [closed]

I sit in a space shuttle in zero gravity condition. I have a spoon in one hand and the jar of marmalade in the other. I take marmalade with spoon. If I shake it very hard, will the marmalade detach ...
E.Z's user avatar
  • 111
1 vote
0 answers
15 views

How to implement Macro-scale dyanmics simulation with adhesive and cohesive failure?

It's my first question here about physics. I would like to ask about the macro-scale physics (the governing equation) needed to implement a dynamics simulator with adhesion and cohesion. Consider the ...
BeayBeaver's user avatar
5 votes
3 answers
622 views

What is the result of this Newton's cradle experiment where the initial ball doesn't bounce (exactly as in the regular case) but it has glue on it?

I have a question about a Newton's cradle type collision, but it has a twist to it. First, I will describe two well-known results, and then I'll add my twist. First, consider a cradle with five balls (...
Maximal Ideal's user avatar
1 vote
1 answer
98 views

Gravity vs adhesion of a water droplet

How much volume can a water droplet that is attached to a vertical glass surface have before it begins to roll downwards?
Andrew Jackson's user avatar