A small hole is made at the bottom of a hollow sphere. The water enters into it when it is taken to adepth of 40 cm under water. If the surface tension of water is 0.07Nm^(-1), diameter of the hole is

A small hole is made at the bottom of a hollow sphere. The water enter

1.	A small hole is made at the bottom of a hollow sphere. The water enters into it when it is taken to adepth of 40 cm under water. If the surface tension of water is 0.07Nm^(-1), diameter of the hole is
Answer» `10 //7 MM` `10 //14MM` `2//15 mm` `1//14mm` ANSWER :D