Pressure diffence between water column in capillary tube and open vessel

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SUMMARY

The discussion centers on the pressure difference between points P and Q in a capillary tube filled with water. According to the principles of fluid mechanics, specifically the equation h=(2T*cos⁡θ)/Rρg, the pressure at both points is equal since they are at the same height. Surface tension plays a crucial role in determining the height of the water column, but it does not create a pressure difference between these two points. Thus, the correct answer is that the pressure at points P and Q is the same.

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Homework Statement



It is known that water in a capillary will rise to a certain height, as shown in the figure. Comparing the points P and Q, which point exhibit larger pressure?
a. P
b. Q
c. The pressure of P and Q are the same


Homework Equations


F_upward=2*pi*R*T*cos⁡θ
W=pi*R^2* ρgh
as upward force is counteracted by the weight of water
therefore the height of the column, h=(2T*cos⁡θ)/Rρg

The Attempt at a Solution


I think the pressure of P and Q should be same as they are at the same height, but can anyone give me an explanatory term for it?

Should I consider the surface tension and so on for this question ??
 
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It would not hurt to have a description of points P and Q or better yet a picture.
 

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