What is the minimum combined energy of the photons that would produce an electron-positron pair? (Note: m_e is the rest mass of an electron.) A) 2m_ec² B) m_ec² C) 1/2m_ec² D) m_e²c⁴ E) This cannot happen.

Question

Quizplus · Accepted Answer

The minimum energy required to produce an electron-positron pair is twice the rest energy of an electron, which is 2m_ec², to account for both the electron and the positron.

What Is the Minimum Combined Energy of the Photons That