Physics, asked by aman779482, 2 months ago

What is the wavelength of an electron with kinetic energy (a) 40 eV and (b) 4.6 MeV?

Answers

Answered by 00000052o

1

Explanation:

(b) 4.6 MeV?

4.6×10^6×(1/2)ⁿ

0.23≈24

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