![Which of the following potential energy curves in the above figures cannot possibly describe the elastic collision of two billiard balls? Here r is the distance between centres of the balls. Which of the following potential energy curves in the above figures cannot possibly describe the elastic collision of two billiard balls? Here r is the distance between centres of the balls.](https://haygot.s3.amazonaws.com/questions/419865_c3a1582c448e40f0bba71a799cbd3a78.png)
Which of the following potential energy curves in the above figures cannot possibly describe the elastic collision of two billiard balls? Here r is the distance between centres of the balls.
Chapter 7: Conservation of Mechanical Energy in Spring Problems The principle of conservation of Mechanical Energy can also be a
![Elastic Potential Energy Formula | Example of Elastic Potential Energy Equation - Video & Lesson Transcript | Study.com Elastic Potential Energy Formula | Example of Elastic Potential Energy Equation - Video & Lesson Transcript | Study.com](https://study.com/cimages/videopreview/thumbnail_129897.jpg)