What will be the total pressure inside a spherical air bubble of radius 0.2 mm at a depth of 2m below the surface of a liquid of density `1.1gm//cm^3` and surface tension 50 dyne/cm. Atmospheric pressure is `1.1 xx 10^5 Nm^-2`.

Find the pressure inside on air bubble of radius 0.1 mm just inside the surface of water. Surface tension of water = 72 dyn. cm^-1 .

What is the excess pressure inside a spherical soap bubble of radius 5 cm if the surface tension of the soap film is 3.5xx10^(-2)Nm^(-1) ?

What is the pressure inside a drop of mercury of radius 3.00 mm at room temperature? Surface tension of mercury at that temperature (20^@ C) is 4.65xx10^-1 N. m^-1 . The atmospheric pressure is 1.01xx10^5 Pa. Also give the excess pressure inside the drop.

The excess pressure inside a soap bubble of radius 8mm raises the height of an oil columns by 2mm. Find the surface tension of the soap solution. Density of the oil=0.8g. Cm^-3 .

What will be the work done to form a soap-bubble of radius 5 cm? The surface tension of soap-water = 70 dyn. cm^-1

How much will a liquid level be depressed inside a capillary tub of radius 0.02 cm, if the angle of contact of the liquid with the tube is 135^@ ? Surface tension of the liquid = 0.547N. m^-1 , density of the liquid =13.5xx10^3 kg. m^-3 and acceleration due to gravity =9.8 m. s^-2 .