A man weighs 80kg on the surface of earth of radius R. At what height above the surface of earth his weight will be 40 kg? A man weighs 80kg on the surface of earth of radius R. At what height above the surface of earth his weight will be 40 kg? September 20, 2020 Category: Chapter 10 - Gravitation , MTG NEET Physics , Part 1 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related