What occurs when a nitrogen nucleus captures an extra neutron?

Q: What is the ratio of the radius of an element with mass number 50 to that of an alpha particle

A: Answer              2.321

Q: Choose the BEST answer to the following. The equation that most underlies energy release in nuclear…

A: The equation in option (a) gives the energy of a photon.

Q: Why does a neutron make a better nuclear bullet than a proton?

A: A neutron has no charge, so it will not be repelled or absorbed between neutrons and the nucleus.

Q: What is alpha decay?

A:

Q: What is special about neutrons that allows them to cause nuclear fission?

A: The neutrons which cause nuclear fission must be having slow speed. The slow neutrons are those…

Q: Do humans receive more radiation from artificial or from natural sources of radiation?

A:

Q: What nuclear reaction involves changes in the core or nucleus.

A:

Q: Which process would release energy from gold, fission or fusion? Which would release energy from…

A: From gold, fission would release energy. From carbon, fusion would release energy.

Q: How is a strong nuclear force is transmitted between a proton and neutron?

A: Nuclear force: Nuclear force is one of the fundamental interaction. It is the strongest of all.…

Q: How are beta emissions and electron capture useful in making atoms more stable?

A: In nuclear decay reactions (or radioactive decay), the parent nucleus is transformed into a more…

Q: An isotope has a half-life of 3 days. What percent of the original material will be left after: a) 6…

A:

Q: Why is nuclear fission usually followed by B-decay?

A: Nuclear fission is a reaction in which the nucleus of an atom fragmented into two or more smaller…

Q: Calculate the order of magnitude of mass of proton/neutron, given the orders of magnitude of nuclear…

A: Given:         The magnitude of nuclear density is of the order of 1017          Nuclear size is of…

Q: What is beta particle?

A:

Q: What makes nuclear radiation so useful?

A: Nuclear radiation is energy that is released by elementary particles of the atomic nucleus caused by…

Q: What is half-life?

A: The half life is related to the radioactivity.  The time in which the number of atoms becomes half…

Q: What happens when an unstable nucleus undergoes radioactive decay?

A: Radioactive elements are elements with unstable nuclei. To become more stable, the nuclei undergo…

Q: Do an advance reading on Nuclear fission. Compare and contrast betv fusion and nuclear fission by…

A:

Q: Two nuclei have mass number in the ratio 1:8 what is the ratio their nuclear radius

A: Given data, Ratio of mass numbers = 1:8

Q: What happens when a gamma ray strikes living tissue?

A: Gamma rays are one of the energy waves in electromagnetic spectrum. They are high energy rays which…

Q: Which of the following statements is true of the nuclear binding energy of a nucleus?   It is…

A: Since nuclear binding energy is responsible for holding the nucleons in nucleus, the nuclear binding…

Q: Find the length of a side of a cube having a mass of 1.0 kg and the density of nuclear matter,…

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Q: What is given off by beta decay?

A:

Q: Why, after a uranium fuel rod reaches the end of its fuel cycle (typically 3 years), does most of…

A: Due to the decay of Uranium fuel over the three years, it gets converted to plutonium. This decay…

Q: Suppose a cube has a mass of 1.4 kg and the density of nuclear matter (which you can assume is 2.3 ×…

A: The given data are: m=1.4 kgρ=2.3×1017 kg/m3 Here, m and ρ represent the mass and density.

Q: What happens when gamma radiations are passed through a magnetic field?

A: Gamma particles will not get affected by the electric field, because, it is charge-less particles.

Q: What is gamma radiation?

A: Gamma radiation is an electromagnetic radiation having shortest wavelength as compared to other…

Q: Which produces more energy, the fissioning of a single uranium nucleus or the fusing of a pair of…

A: The energy released by the fusion of one uranium molecule is greater than the energy released by the…

Q: The daughters of beta decay have one less neutron and one more proton than their parent. Why?

A: A beta negative decay (β-) is a decay of the type:n→p++e-+νe¯When there is an excess of neutrons…

Q: If a sample contains 20g of an isotope that has a half life of 1000 years. How much will be left…

A: Given data:  Initial amount of sample (N0) = 20 g Half life (T1/2) = 1000 years Required: Remaining…

Q: What is given off by gamma decay?

A: In a gamma decay, unstable nuclei undergo decay to emit excess energy in the form of gamma rays.

Q: Using 2.3 × 1017 kg/m3 as the density of nuclear matter, find the radius of a sphere of such matter…

A: The equation for the density is given by,

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.