Archive
7th of March 2017
Mathematics
Q:

A given quantity of metal is to be cast into a half cylinder with a rectangular base and semi circular ends. Show that in order that the total surface area may be minimum , the ratio of the length of the cylinder to the diameter of its semi circular ends ispi space colon space space left parenthesis pi space plus space 2 right parenthesis


Pls explain the answer to this question with the help of a diagram

Ahuja8087 Ahuja - CBSE - Class XII Science

Tuesday, March 07, 2017 at 16:48:PM

A:

Wednesday, March 08, 2017 at 17:50:PM