Question:
A string of length 'L' and force constant 'K' is stretched
Last updated: 7/31/2022
![A string of length 'L' and force constant 'K' is stretched](https://media.kunduz.com/media/sug-question/raw/56312131-1659246310.959271.jpeg?h=512)
A string of length 'L' and force constant 'K' is stretched to obtain extension 'I'. It is further stretched to obtain extension '1'. The work done in second stretching is 1/2Kl₁ (21 +1₁) 1/2 Kl1² 1/2K(l²+l12) 1/2K(l1² - l²)