# Tag Info

Accepted

Accepted

### Capillary Perpetual Motion

The answer is quite simple. At the enlarged diameter of the capillary tube, the capillarity is lost/reduced, depending on the diameter. The water will no longer rise into the larger diameter at the ...
Accepted

### Why does water hold up between the teeth of my comb?

I believe that the force that is keeping those water droplets stationery even when the comb is vertical is the cohesion and adhesion of water molecules as they are attracted to each other (molecules ...
• 2,841

### Capillary length and Bond number confusion

I think you may be confusing the characteristic (capillary) length with the height of the liquid at the surface (the capillary rise). If $L$ is the characteristic length of the surface of the liquid, ...
• 61
Accepted

### Why does solder wick absorb solder?

Yes, that is the general principle behind wicks (not just soldiering wicks). A definition of wick that applies here would be: Any piece of porous material that conveys liquid by capillary action, ...
• 14.8k