Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES)
Welcome to Sarthaks eConnect Question Bank
Practice Online Test Series for JEE Main 2018 & NEET 2018
Force between A and B is F. If 75% charge of A is transferred to B then force between A and B is:
`F/4`
4F
F
None