Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Electrostatic Potential and Capacitance

Question:
What changes occur to the kinetic and potential energies of a moving electron when it comes closer to a stationary electron?
Options:
kinetic energy decreases, potential energy increases
both decreases
both increases
kinetic energy increases, potential energy decreases
Correct Answer:
kinetic energy decreases, potential energy increases
Explanation:
kinetic energy decreases due to repulsion, so potential energy increases to maintain law of conservation of energy.