Physics · Electrostatics

The electric potential at point A is 60 V and at point B is -90 V. Find the work done by an external force and the electrostatic force, respectively, in moving an electron slowly from B to A. (Take charge of an electron, e = -1.6 × 10 -19 C)

Verified Solution4 OptionsUpdated: October 2026👁️1 View

Correct answer

-2.4 × 10 -17 J and 2.4 × 10 -17 J

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The electric potential at point A is 60 V and at point B is -90 V. Find the work done by an external force and the electrostatic force, respectively, in moving an electron slowly from B to A. (Take charge of an electron, e = -1.6 &times; 10 -19 C)