Atomic Bomb (500 kiloton)
The most powerful fission bomb ever tested was probably the American Ivy King with a yield of 500 kt, close to the limit of what is possible
Hydrogen Bomb (15 megaton)
For example, in the Castle Bravo test, the largest US test ever, of the total 15 megaton yield, 10 megatons were from fission of the natural uranium tamper. For even higher yield, however, moderately enriched uranium can be used as a jacket material.
2007-01-02 09:51:53
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answer #1
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answered by ? 4
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The hydrogen bomb is a specific type of atomic bomb. In general there are two sorts of atomic bombs, fusion (hydrogen, usually) and fission (uranium, usually).
Fission bombs were invented first. Uranium (or other fissionable material) has a critical mass at which the atomic decay will become unstable (grow exponentially). This is what causes an explosion. Basically, the bomb works by physically fusing two masses of the fissionable material. Individually, their decay is stable since their masses are below the critical mass. Together, their combined mass is greater than the critical mass and you get a nuclear explosion.
Fusion bombs were invented later. In a fusion bomb, light elements (hydrogen, most usually) are subjected to immense energy in order to cause their atomic nuclei to fuse. Although it takes an immense amount of energy to catalyze the reaction, the amount of energy then released is much, much more than the energy required to get the reaction started. In order to supply the immense amount of energy required, a fission bomb can be used. The fission reaction will supply the energy required to start the fusion reaction, which will then release an enormous amount of energy.
Basically, a fission bomb can only be made so big, because the two pieces of fissionable material must be smaller than the critical mass. However, the fusion bomb is not limited in this way, and so a hydrogen bomb can be made much more powerful than a uranium-based atomic bomb.
2007-01-02 17:53:46
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answer #2
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answered by computerguy103 6
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An atomic bomb is used as the match to light the hydrogen bomb.
2007-01-02 18:06:18
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answer #3
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answered by Franklin 5
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Atomic bombs are limited to about 1/2 a megaton. The russian tested a hydrogen bomb that cranked out 70 megatons.
2007-01-04 08:56:26
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answer #4
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answered by Nate H 2
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You mean hydrogen or fission. Hydrogen bombs are a type of atomic bomb. Hydrogen bombs can be more than 1000 times as powerful as the Hiroshima fission bomb.
2007-01-02 19:43:07
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answer #5
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answered by Nomadd 7
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Hydrogen bombs are more powerful. On the other hand, A bombs have killed more than 200,000 people, H bombs haven't killed any that I know of.
2007-01-02 18:12:10
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answer #6
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answered by Iridflare 7
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Hydrogen,...of course
2007-01-02 17:52:17
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answer #7
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answered by Anonymous
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