# Find The Change in Total Surface Area of a Wire is :

There is a change of 0.1% in radius of wire in the form of a solid right circular cylinder when it is stretched by 10% of its initial length. If the initial radius and height of the wire are equal, then change in its total surface area is :

- 5.51%
- 5.51%
- 5.05%
- 0.515%