Home
Class 12
PHYSICS
When a glass capillary tube of radius 0....

When a glass capillary tube of radius 0.015 cm is dipped in water, the water rises to a height of 15 cm within it. Assuming contact angle between water and glass to be 0°, the surface tension of water.is [pwaler = 1000 kg `m^(-3)` , g = 9.81 m`s^^(-2)` ]

A

`0.11Nm^(-1)`

B

`0.7 Nm^(-1)`

C

`0.072Nm^(-1)`

D

None of these

Text Solution

AI Generated Solution

Promotional Banner

Similar Questions

Explore conceptually related problems

When a glass capilary tube of the radius 0.015 cm is dipped in water, the water rises to a heigth of 15 cm within it. Assuming the contact angle between water and glass to be 0^@ , the surface tension of water is [rho_("water") = 1000 kg m^(-3), g = 9.81 m s^(-2) ]

When a long capillary tube of radius 0.015 cm is dipped in a liquid, the liquid rises to a height of 15 cm within it. If the contact angle between the liquid and glass to close to 0^@ , the surface tension of the liquid, in milliNewton m^(-1) , is [rho_("liquid") = 900 kgm^(-3), g = 10 ms^(-2)] (give anwer is closet integer)

A glass tube of radius 0.5 mm is dipped in water. Calculate the rise of water in the tube.( Neglect mass of water in the mensiscus and take the angle of contact to be zero. Surface tension of water =70xx10^(-3) N m^(-1) )

A capillary tube of radius 0.5 mm is dipped in a vessel containing water. Calculate the height to which water will rise in the capillary tube. Take, surface tension of water =7.4 xx 10^(-3)" N/m".

If a capillary tube of diameter 0.4 m is dipped vertically into water, then the height to which water rises in the capillary tube will be ,

Calculate the rise of water inside a clean glass capillary tube of radius 0.1 mm, when immersed in water of surface tension 7xx10^(-2)N//m. The angle of contact between water and glass is zero, density of water is 1000 kg/ m^(3),g=9.8m//s^(2)

A glass capillary tube of internal radius r=0.25 mm is immersed in water. The top end of the tube projects by 2 cm above the surface of water. At what angle does the liquid meet the tube? Surface tension of water =0.7Nm^(-1) .

The lower end of a glass capillary tube is dipped in water. Water rises to a height of 9 cm. The tube is then broken at a height of 5 cm. The height of the water column and angle of contact will be

The lower end of a glass capillary tube is dipped in water. Water rises to a height of 9 cm. The tube is then broken at a height of 5 cm. the height of the water column and angle of contact will be

The lower end of a capillary tube is dipped in water. Water rises to a height of 8 cm. The tube is then broken at a height of 6 cm. The height of water colume and angle of contact will be