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Grade 10Modern Physics

In a fission reaction

width=198

The binding energy per nucleon of X and Y is 8.5 Me V where as of 236U is 7.6 MeV. The total energy liberated will be about

(a) 2000 MeV

(b) 200 MeV

(c) 2 MeV

(d) 200 keV

Profile image of Navjyot Kalra
12 Years agoGrade 10
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2 Answers

Profile image of Amit Saxena
12 Years ago

(b)

Binding energy

=      117 × 8.5 + 117 × 8.5 - 236 × 7.6

=      234 × 8.5 - 236 × 7.6

=      1989 - 1793.6 = 200 MeV·

Thus, in per fission of Uranium nearly 200 MeV energy is liberated

Profile image of ankit singh
6 Years ago
 
 

(b)

Binding energy

=      117 × 8.5 + 117 × 8.5 - 236 × 7.6

=      234 × 8.5 - 236 × 7.6

=      1989 - 1793.6 = 200 MeV·

Thus, in per fission of Uranium nearly 200 MeV energy is liberated