Question

Two equal billiard balls are in contact on a table. A third identical ball strikes them symmetrically and remains at rest after impact. The coefficient of restitution is

• A. $\frac{2}{3}$
• B. $\frac{1}{3}$
• C. $\frac{1}{6}$
• D. $\sqrt{\frac{3}{2}}$

Answer 1

The correct option is A $\frac{2}{3}$