Q. What is the ground state energy of positronium
A) $13.6\ eV$
B) $27.2\ eV$
C) $5.4\ eV$
D) $1.8\ eV$
Explanation
The correct answer is Option A: $13.6\ eV$.
A detailed explanation for this question is being prepared.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.