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100 MeV ফোটনের তরঙ্গ দৈর্ঘ্য-

2.25 \times 10^{- 14} m

1.16 \times 10^{- 13} m

1.24 \times 10^{- 14} m

3.36 \times 10^{- 14} m

ANS : 3

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