Fat Man Yield?

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I'm Having Difficulty Using E=mc^2 to Calculate the Yield of Fat Man. According to Wikipedia E=8.78e13 J, this Yields a m=9.75 kg, but According to Wikipedia the Mass of Plutonium=6.2 kg, this Calculation Works for Little Boy.

2006-10-09 18:29:12 · 2 answers · asked by Anonymous in Science & Mathematics ➔ Physics

What Mass Should Be Used, arbiter007?

2006-10-10 02:33:26 · update #1

10/11/06- No Good Answers So Far.

2006-10-11 06:01:53 · update #2

2 answers

Check your math again. the calculated mass is is a little less than 1 gram, which is the mass change that occurs when the plutonium fissions.

The total mass of the plutonium is not what goes into the equation.

2006-10-09 19:05:50 · answer #1 · answered by arbiter007 6 · 0⤊ 0⤋

check from wikipedia again.

2006-10-10 01:41:00 · answer #2 · answered by Naddi S 1 · 0⤊ 0⤋