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Question

একটি 100 MeV ফোটনের তরঙ্গদৈর্ঘ্য কত?

1.24 \times 10^{- 14} m

6.63 \times 10^{14} m

2.41 \times 10^{14} m

1.6 \times 10^{19} m

ANSWER : 1

Descrption

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