A sphere of radius R, made from material of specific gravity SG, is submerged in a tank of water. The sphere is placed over a hole, of radius a, in the tank bottom. For the dimensions given, determine the minimum SG required for the sphere to remain in the position shown.

A sphere of radius R, made from material of specific gravity SG, is su

1.	A sphere of radius R, made from material of specific gravity SG, is submerged in a tank of water. The sphere is placed over a hole, of radius a, in the tank bottom. For the dimensions given, determine the minimum SG required for the sphere to remain in the position shown.
Answer» ANSWER :`[SG GT 0.70]`