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  • An atomic power reactor furnace can deliver . The energy released due to fission of each of uranium atom <img alt="\

An atomic power reactor furnace can deliver 300\, \mathrm{MW}. The energy released due to fission of each of uranium atom \mathrm{U}^{238} is 170\, \mathrm{MeV}. The number of uranium atoms fissioned per hour will be

Option: 1

5 \times 10^{15}


Option: 2

\quad 10 \times 10^{20}


Option: 3

40 \times 10^{21}


Option: 4

30 \times 10^{25}


Answers (1)

best_answer

No. of Atoms fissioned per sec

=\frac{3 \times 10^8}{27.2 \times 10^{-12}}=\frac{3 \times 10^{20}}{27.2}

No. of Atoms fissioned per hour

=\frac{3 \times 3600 \times 10^{20}}{27.2}=\frac{3 \times 36}{27.2} \times 10^{22}=4 \times 10^{22}

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vinayak

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