When a vertical capillary of length with the sealed upper end was brought in contact with the surface of a liquid, the level of this liquid rose to the height `h`. The liquid density is `rho`, the inside diameter the capillary is `d`, the contact angle is `theta`, the atmospheric pressure is `rho_(0)`. Find the surface tension of the liquid. (Temperature this process remains constant.)

When a vertical capillary of length l with a sealed upper end was brought in contact with the surface of a liquid, the level of this liquid rose to the height h . The liquid density is rho , the inside diameter the capillary is d , the contact angle is theta , the atmospheric pressure is rho_(0) . Find the surface tension of the liquid. (Temperature in this process remains constant.)

When a vertical capillary of length l with a sealed upper end was brought in contact with the surface of a liquid, the level of this liquid rose to the height h . The liquid density is rho , the inside diameter the capillary is d , the contact angle is theta , the atmospheric pressure is rho_(0) . Find the surface tension of the liquid. (Temperature in this process remains constant.)

A narrow tube of length l and radius r is sealed at one end. Its open end is brought in contact with the surface of water while the tube is held vertical. The water rises to a height h in the tube. The contact angle of water with the tube wall is theta , density of water is rho and the atmospheric pressure is P_(o) . Find the surface tension of the liquid. Assume that the temperature of air inside the tube remains constant and the volume of the meniscus is negligible.

The potential energy of the liquid of surface tension T and density rho that rises into the capillary tube is

The pressure at depth h below the surface of a liquid of density rho open to the atmosphere is

The pressure at depth h below the surface of a liquid of density rho open to the atmosphere is

When a capillary tube of radius r is immersed in a liquid of density rho, the liquid rises to a height h in it. If m is the mass of the liquid in the capillary tube, find the potential energy of this mass of the liquid in the tube.

A vertical capillary is brought in contact with the water surface (surface tension = T). The radius of the capillary is r and the contact angle theta = 0^(@) . The increase in potential energy of the water (density =rho ) is

A vertical capillary is brought in contact with the water surface (surface tension = T). The radius of the capillary is r and the contact angle theta = 0^(@) . The increase in potential energy of the water (density =rho ) is