AM <mix...@bigpond.com> wrote: If all the fission energy in 20 lb. of Pu239 were released it would be over > 175000 tons of TNT. >
I do not think it is possible to release all of the energy from the fission explosion fuel. > If the bomb only yields 20 tons it is incredibly inefficient. I would > expect > more like 20000 tons. > I think that was deliberate. They did not want a big explosion because the rocket only flew a few miles. Modern fusion bombs have variable yield ("dial-a-yield") meaning they waste fuel at the lower yields. - Jed