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Nuclear Weapons
This category is for questions about weapons that use nuclear fission or fusion to gain explosive power.
3,869 Questions
How has uranium changed the world?
The principal changes are:
- fabrication of nuclear weapons
- creation of nuclear power reactors
- use of depleted uranium in weapons
Which is the first nuclear power plant in the world?
The world's first nuclear power plant was Obinsk, in the former USSR, in 1954, rated 6 MWe. It was a "semi-experimental" facility.
The next plant was Calder Hall, in the UK, in 1956, rated 4 x 60 MWe, but it was primarily used to generate Plutonium for military purposes.
The world's first full scale nuclear power plant was at Shippingport, Pennsylvania, US, in 1957, rated 60 MWe.
Many people built fallout shelters in their backyards?
Actually no, an effective fallout shelter for a typical family was beyond their ecoonomic means.
What president had a letter wrote to them about a nuclear weapon from albert einsten?
FDR. However Einstein did not write the letter to FDR he only signed it, Leo Szilard wrote it putting Einstein's name on it as FDR was more likely to respond to it that way, then Szilard convinced Einstein to sign it. The words were Szilard's only the signature was Einstein's.
What are some famous nuclear bomb explosions?
- Trinity
- Hiroshima
- Nagasaki
- Crossroads Baker (first underwater)
- Ivy Mike (first fusion bomb, 90% fission yield)
- Ivy King (highest yield fission bomb)
- Castle Bravo (first dry fuel fusion bomb, 90% fission yield)
- Castle Romeo (test of first deliverable fusion bomb, MK-17)
- Redwing Zuni (test of first clean fusion bomb)
- Redwing Navaho (test of clean fusion bomb, only 5% fission yield)
- Tzar Bomba (highest yield fusion bomb, USSR)
- etc.
Has the H-bomb ever been dropped?
A hydrogen bomb was tested in the 1950s but there have never been any dropped in aggression. In fact no nuclear bombs have been used in action since the atomic bombs were dropped on the Japanese in World War 2.
Where has the us lost a nuclear bomb?
Offshore Palomares Spain was one, it was recovered later. There have been many "broken arrows" incidents.
How many years did it take to build an atomic bomb?
It takes very little time to build an atomic bomb, once a country has the necessary industrial infrastructure to produce the fissile material.
What element was used in the atomic bomb dropped on Hiroshima?
Uranium-235 was used in the atomic bomb dropped on Hiroshima.
Why use plutonium in nuclear reactors?
Plutonium is used in nuclear reactors as a fuel because it can undergo fission, producing energy in the process. It is created as a byproduct in uranium-fueled reactors and can be recycled for use as fuel in mixed-oxide (MOX) fuel. Plutonium helps extend the fuel cycle and reduce waste by utilizing more of the energy content in nuclear fuel.
Does potassium nitride prevent effects of nuclear fallout?
Potassium nitride does not prevent the effects of nuclear fallout. In the event of nuclear fallout, it is important to seek shelter and follow guidelines provided by emergency management authorities to minimize exposure to radioactive particles.
A nuclear bomb is formed through a process called nuclear fission, which involves splitting of atoms such as uranium or plutonium to release a large amount of energy. This energy creates a powerful explosion that results in significant destruction. The process is carefully controlled in nuclear weapons to maximize the explosive force and impact.
How many nukes do north Korea have on standby?
north korea has about 10 nukes on stand by
and ostriches are cool
look at website www.nrc.gov. This has maps and descriptions of all 104 operating reactors in the US
What nuclear bomb was put in hiroshima?
It was a atom bomb. The uranium one and it was called the "little boy".
Which countries don't use nuclear power?
Some countries that do not use nuclear power for generating electricity include Austria, Ireland, Italy, Denmark, and Portugal. These countries have either phased out nuclear energy or have never implemented it as part of their energy mix due to various reasons such as safety concerns, public opposition, or alternative energy sources.
Why cant a nuclear power plant explode like a nuclear bomb?
A fission bomb explodes because of a sudden assembly (driven by conventional explosives) of a very supercritical mass of fissile material, followed by a precisely timed neutron pulse at the optimal point of supercriticality.
A fission reactor cannot do this, for the following reasons:
- most fission reactors do not contain fissile material, only fissionable material
- a fission reactor has no mechanism for sudden assemblyof a very supercritical mass
- fission reactors operate exactly at critical, so the reaction neither dies out nor rises
- fission reactors use a continuous neutron source at startup that is removed once the reactor is running, not a precisely timed pulsed neutron source like used in fission bombs
- if a fission reactor using fissile material did go supercritical enough (without the automatic SCRAM system shutting it down first) to get a small nuclear yield, it would be a fizzle yield only capable of melting the core and thereby instantly dissembling the supercritical mass
Definitions:
- Fissionable material - material capable of sustaining fission, but only in presence of a moderator to slow neutrons to prevent their capture by Uranium-238 or other isotopes with large capture crosssections for fast neutrons
- Fissile material - weapons grade material requiring no moderator and capable of fast fission. required for both bombs and fast breeder reactors.
Where is the atom bomb test site in America?
The main one is the Nevada Test Site north of Las Vegas. The Trinity Site in White Sands, NM is where the first test was done. A few underwater shots were tested in the Pacific SW of San Diego, CA. About half a dozen states have one or more sites for various Project Plowshare (Atoms for Peace) tests.
Leo Szilard invented the atomic bomb in 1933 in London and patented it in 1934. No materials were known at the time to make it work however.
In 1938 Otto Frisch in Germany discovered that Uranium-235 would fission. This was the missing ingredient to Szilard's invention.
However It was not until 1945 that the Manhattan Project was actually able to build one. This took thousands of workers.
Do military tanks have EMP protection?
Only since the Nuclear bomb era. EMP was unknown before the 1960's
Why is the nuclear non proliferation treaty important?
the treaty was important because it limited the construction of nuclear weapons and punished any nation that used nuclear weapons on another nation
