7 When a glass capillary tube of radius 0 015 cm is dipped

Last updated: 6/26/2023

7 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 p 1000 kg m g 9 81 ms 1 0 11 Nm 2 0 7 Nm 1