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A Photon Cannot Create an Electron Pair Unless Its Frequency

Question 44

Multiple Choice

A photon cannot create an electron pair unless its frequency is

A) less than 1.24 × 10²⁰ Hz.
B) greater than 1.24 × 10²⁰ Hz.
C) greater than 2.47 × 10²⁰ Hz.
D) less than 2.47 × 10²⁰ Hz.
E) infinite.

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