Calculate the energy of a radiation source if it emits 2.5 × 10^15 photons in a 2 ns pulse. - ATOMIC STRUCTURE Quiz | GKFix.in

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Question

Calculate the energy of a radiation source if it emits 2.5 × 10^15 photons in a 2 ns pulse.

A. 3.0 × 10^-19 J
B. 4.0 × 10^-19 J
C. 5.0 × 10^-19 J
D. 6.0 × 10^-19 J

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