A body dropped from a height H reaches the ground with a speed of 1.2 gH−−−√. Calculate the work done by air friction. A body dropped from a height H reaches the ground with a speed of 1.2 gH−−−√. Calculate the work done by air friction. October 21, 2020 Category: Cengage NEET by C.P Singh , Chapter 8 - Work, Energy and Power , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related