if excess pressure inside a spherical soap bubble of radius

Last updated: 6/10/2023

if excess pressure inside a spherical soap bubble of radius 1 cm is balanced by that due to a column of oil of specific gravity 0 9 1 36 mm high what is the surface tension O 2999 8 dyne cm O 2 9988 dyne cm O 29 988 dyne cm O 299 98 dyne cm