A spring of force constant 800 N m^-1 has an extension of 5 cm. The work done in extending it from 5 cm to 15 cm is A spring of force constant 800 N m^-1 has an extension of 5 cm. The work done in extending it from 5 cm to 15 cm is October 28, 2020 Category: Chapter 6 - Work, Energy and Power , MTG NEET Physics , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related