A U-tube whose ends are open and whose limbs are vertical contains oil of specific gravity 0.60 and surface tension 30 dyne/cm. If one limb has a diameter of 1mm and the other 2mm, what is the level difference of oil in the two limbs ? (Assume angle of contact to be zero).

A U-tube whose ends are open and whose limbs are vertical contains oil

1.	A U-tube whose ends are open and whose limbs are vertical contains oil of specific gravity 0.60 and surface tension 30 dyne/cm. If one limb has a diameter of 1mm and the other 2mm, what is the level difference of oil in the two limbs ? (Assume angle of contact to be zero).
Answer» ANSWER :10.2mm