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Physics
Physics
Problem
A proton and an alpha particle are each given the same kinetic energy of
1
MeV
1\,\text{MeV}
1
MeV
. What is the ratio of their de Broglie wavelengths
λ
p
/
λ
α
\lambda_{\text p}/\lambda_{\alpha}
λ
p
/
λ
α
? a)
4
4
4
b)
2
\sqrt{2}
2
c)
2
2
2
d)
1
1
1
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