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As the number of neutrons emitted during a fission reaction increases the intensity of the fission process does what?
The number of neutrons emitted during a fission reaction is characteristic of the isotope doing the fissioning, usually U-235 or Pu-239. It does not vary with any ambient condition like temperature or pressure, as it is determined by the properties of the nucleus. What you are thinking of, I believe, is the number of fissions occurring per second in a reactor. Each fission releases a fixed amount of energy, so the total number of fissions per second represents the power level of the reactor.
What else can I help you with?
When light is incident on a metal surface it emits electrons What happens if the intensity of light increases?
If the intensity of light increases, more photons will be incident on the metal surface, leading to a higher rate of electron emission through the photoelectric effect. This results in a higher current of emitted electrons.
When is light more intense?
Light is more intense when the source emitting it is closer to the object being illuminated. In addition, the intensity of light increases when there is a higher concentration of photons emitted by the source.
How does infra red radiation depend on the temperature?
Infrared radiation is directly proportional to an object's temperature, according to Planck's law. As temperature increases, the intensity of infrared radiation emitted by an object also increases. This relationship is described by the Stefan-Boltzmann law.
What does a fission reaction require to be sustainable?
A sustained fission reaction requires a critical mass of fissile material, such as uranium-235 or plutonium-239, and a moderator to slow down the emitted neutrons, like water or graphite. Additionally, a fission chain reaction needs a controlled environment in which the reaction can be regulated to ensure it doesn't run away uncontrollably.
What is the power of light equation and how does it relate to the intensity of light emitted by a source?
The power of light equation is P I A, where P is power, I is intensity, and A is area. This equation shows that the power of light emitted by a source is directly proportional to the intensity of light and the area over which the light is spread. In simpler terms, the more intense the light and the larger the area it covers, the greater the power of light emitted.
What emitted particles maintain a nuclear chain reaction?
In most cases neutrons are emitted and capable of maintaining a nuclear chain reaction
How many neutrons are emitted when a californium-249 nucleus is bombarded with carbon-12 nucleus to produce a Rf nucleus?
In this nuclear reaction, the total number of neutrons emitted would depend on the specific reaction and energy of the collision. However, typically when a californium-249 nucleus is bombarded by a carbon-12 nucleus to produce a Rf nucleus, several neutrons are emitted in the process. The exact number of neutrons emitted can vary.
Does the intensity of infrared waves emitted by the Sun change as the wavelength of the ultraviolet waves increases?
Yes, as the wavelength of the ultraviolet waves increases, the intensity of the infrared waves emitted by the Sun tends to decrease. This is because different wavelengths of electromagnetic radiation are emitted at different intensities by the Sun based on its temperature and composition.
What particles maintain a nuclear chain reaction?
In most cases neutrons are emitted and capable of maintaining a nuclear chain reaction
When light is incident on a metal surface it emits electrons What happens if the intensity of light increases?
If the intensity of light increases, more photons will be incident on the metal surface, leading to a higher rate of electron emission through the photoelectric effect. This results in a higher current of emitted electrons.
How does temperature effect how much radiation is given off?
Temperature affects the amount of radiation emitted by an object. As temperature increases, the intensity of radiation given off also increases. This is because higher temperature causes atoms and molecules to vibrate more, resulting in higher energy radiation being emitted.
A atom with a altered number of neutrons?
Two atoms with the same # of protons & electrons but different # of neutrons are called isotopes, which is what I assume you want. If the number of neutrons changes, and # protons increases, then there is a Beta - particle emitted. If # of protons decreases, then an alpha particle is emitted.
When is light more intense?
Light is more intense when the source emitting it is closer to the object being illuminated. In addition, the intensity of light increases when there is a higher concentration of photons emitted by the source.
Where do The neutrons for nuclear fission come From in a nuclear chain reaction?
In a nuclear chain reaction, neutrons for nuclear fission primarily come from the fission of heavy atomic nuclei, such as uranium-235 or plutonium-239. When these nuclei absorb a neutron and become unstable, they split into smaller nuclei, releasing additional neutrons in the process. These emitted neutrons can then initiate further fission reactions in nearby nuclei, sustaining the chain reaction. Thus, the process relies on the self-propagating nature of neutron release and absorption.
How does infra red radiation depend on the temperature?
Infrared radiation is directly proportional to an object's temperature, according to Planck's law. As temperature increases, the intensity of infrared radiation emitted by an object also increases. This relationship is described by the Stefan-Boltzmann law.
What is the effect on the neutron to proton ratio in a nucleus when a positron is emitted?
When a positron is emitted from a nucleus, a proton is converted into a neutron, which decreases the number of protons and increases the number of neutrons. As a result, the neutron-to-proton ratio increases. This process, known as beta plus decay, effectively transforms the nucleus into a more stable configuration by reducing the repulsive forces between protons.
Why you use moderators in a nuclear reaction chamber during a fission chain reaction?
A moderator in a fission chain reaction is a system (usually water) that slows neutrons down (decreases their energy) to the point where they can interact with fissile material, causing the fission reaction to be self sustaining. This is necessary because, without the moderator, the neutrons emitted from fission have too much energy to cause subsequent fission. The design of the moderator is such that it provides automatic control of the reaction. As it heats up, the moderation effect decreases, causing the reaction to decrease. Conversely, as it cools down, the moderation effect increases, causing the reaction to increase. In the event that the moderator fails, such as when a depressurization event causes the water to flash to steam, the loss of moderation causes the fission reaction to stop.
