PPSC Solved Past Papers MCQs, PLANNING OFFICER/ DEPUTY DISTRICT OFFICER (PLANNING) (BPS-17)P & D Department. 2014Who discovered the Law of Gravitation? Posted on October 20, 2021December 28, 2021 by Aban CheemaA. Sir Isaac Newton B. Louis Pasture C. Galileo D. William HenryShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on WhatsApp (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)