A particle of kinetic energy 50 eV in free space travels into a region with a potential well of depth 40 eV. What happens to its speed?

Name: A particle of kinetic energy 50 eV in free space travels into a region with a potential well of depth 40 eV. What happens to its speed?
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Question

Quizplus · Accepted Answer

When a particle enters a potential well, its potential energy decreases, which means its kinetic energy increases. Since kinetic energy is related to speed, the speed of the particle increases in the region of the well.

A Particle of Kinetic Energy 50 EV in Free Space