The height at which the acceleration due to gravity becomes g/9 (where g = is the acceleration due to gravity on the surface of the earth) in terms of R, the radius of the earth, is is The height at which the acceleration due to gravity becomes g/9 (where g = is the acceleration due to gravity on the surface of the earth) in terms of R the radius of the earth September 13, 2020 Category: Cengage JEE Mains Physics by B.M Sharma , Chapter 10 - Gravitation , Facebook Messenger WhatsApp Share this:TwitterFacebook Related