The following data pertains to a hollow cylinder and a hollow sphere made of same material and having the same temperature drop over the wall thicknessInside radius = 0.1 m and outside surface area = 1 square meter

• A. nIf the outside radius for both the geometrics is same, calculate the ratio of heat flow in the cylinder to that of sphere?
• B. 0.056
• C. 2.345
• D. 1.756
• E. 3.543