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A uranium nucleus .^(235)U liberates 200...

A uranium nucleus `.^(235)U` liberates 200 MeV per fission 1.5 kg of uranium reacts during explosion of a uranium bomb. What is the mass of an equivalent TNT bomb if the heating capacity of TNT is `4.1 xx 10^(6) J//kg` ?

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The correct Answer is:
`3 xx 10^(7) kg`
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