Electrostatic Potential & Capacitance | Case Study-01

The change in electric potential of the proton between the points A and B is-

(A) -1 x 10⁸ V

(B) 1 x 10⁸ V

(C) 6.4 x 10^-19 V

(D) -6.4 x 10^-19 V

The change in electric potential energy of the proton for displacement from A to B is-

(A) 1.6 x 10¹¹ J

(B) 0.5 x 10²³ J

(C) -1.6 x 10^-11 J

(D) 3.2 x 10²² J

The mutual electrostatic potential energy between two protons which are at a distance of 9 x 10^-15 m in ₉₂U²³⁵ is-

(A) 1.56 x 10^-14 J

(B) 5.5 x 10^-14 J

(C) 2.56 x 10^-14 J

(D) 4.56 x 10^-14 J

If a system consists of two charges 4 mC and -3 mC with no external field placed at (-5 cm,0,0) and (5 cm,0,0) respectively. The amount of work required to separate the two charges infinitely away from each other is-

(A) -1.1 J

(B) 2 J

(C) 2.5 J

(D) 3 J