The reactor fuel would overheat, melt, and fall apart.
The result of an uncontrollable chain reaction would be a nuclear critical mass. This happens when decays to produce fast neutrons.
A nuclear chain reaction nuclear fission
It is a device where a controlled nuclear fission chain reaction occurs.
Nuclear reactors contain rods made of materials which will absorb neutrons. This reduced the cascade of neutrons which are responsible for the chain reaction.
controlling a chain reaction
Nuclear fission
The chain reaction can be controlled, and it can be stopped. It is controlled in a nuclear power plant, and it is stopped when the plant shuts down, as it does periodically for refueling.
A nuclear chain reaction nuclear fission
A nuclear chain reaction nuclear fission
It is a device where a controlled nuclear fission chain reaction occurs.
It is a device where a controlled nuclear fission chain reaction occurs.
Nuclear reactors contain rods made of materials which will absorb neutrons. This reduced the cascade of neutrons which are responsible for the chain reaction.
controlling a chain reaction
Nuclear fission
235U with a 5% enrichment of 238U is generally used to fuel a controlled nuclear chain reaction. In a navy nuclear application, such as a submarine, a higher enrichment of 238U is used, around 20%.
control rods.
A nuclear power plant uses a slow, controlled nuclear chain reaction to heat water and generate electricity. A nuclear bomb uses a very rapid uncontrolled nuclear chain reaction in order to generate a massive explosion.
A controlled nuclear chain reaction produces heat, driving steam turbines to produce energy.