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 :

  1. 5.51%
  2. 5.51%
  3. 5.05%
  4. 0.515%
Anurag Mishra Professor Asked on 22nd September 2015 in Physics.
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  • 1 Answer(s)

    Answer: (2) 5.51%

    Anurag Mishra Professor Answered on 1st October 2015.
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