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

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)