Find the radius of a closed right circular cylinder of volume
Question:

Find the radius of a closed right circular cylinder of volume $100 \mathrm{~cm}^{3}$ which has the minimum total surface area.

Solution:

Therefore when the total surface area of a cone is minimum, then height of the cone is equal to twice the radius or equal to its diameter.

Administrator

Leave a comment

Please enter comment.
Please enter your name.