1.If potential energy is given by U=a/r2−b/rU = a/r^2 - b/rU=a/r2−b/r. Then find out maximum force. (Given a=2a = 2a=2, b=4b = 4b=4).a.−1627-\frac{16}{27}−2716 Nb.−3227-\frac{32}{27}−2732 Nc.+3227+\frac{32}{27}+2732 Nd.+1627+\frac{16}{27}+2716 NLogin to continueOnly logged in users canattempt or see the solution.