Which one of the following has the largest energy content ?
A102 photons of wavelength 1nm (x-rays)
B103 photons of wavelength 2 pm (γ-rays)
C106 photons of wavelength 200nm (UV)
D106 photons of wavelength 50?m (infrared)
Correct answer
B. 103 photons of wavelength 2 pm (γ-rays)
Explanation
103 photons of wavelength 2 pm (γ-rays) is the correct answer. Review the question and compare it with the other choices to remember this fact for future exams.