First Edition, 2009 ISBN 978 93 80168 50 0 © All rights reserved. Published by: Global Media 1819, Bhagirath Palace, Chandni Chowk, Delhi-110 006 Email: [email protected]…

Two protons, each of charge 1.6 x 10-19 C are 2 x 10-5m apart. What is the change in potential energy if they are brought 10-5 m closer together? 1. 2. 3. 4. 1.15 x 10-23…

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