In which case does an electric field do positive work on a charged particle?
A)A negative charge moves opposite to the direction of the electric field.
B)A positive charge is moved to a point of higher potential energy.
C)A positive charge completes one circular path around a stationary positive charge.
D)A positive charge completes one elliptical path around a stationary positive charge.

Question

Quizplus · Accepted Answer

When a negative charge moves opposite to the direction of the electric field, it is moving in the direction of the force exerted by the field, resulting in positive work done on the charge.

In Which Case Does an Electric Field Do Positive Work