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प्रश्न
Why is the detection of neutrinos found very difficult?
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उत्तर
Neutrinos interact very weakly with matter so, they have a very high penetrating power. That’s why the detection of neutrinos is found very difficult.
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संबंधित प्रश्न
Consider the D−T reaction (deuterium−tritium fusion)
\[\ce{^2_1H + ^3_1H -> ^4_2He + n}\]
Calculate the energy released in MeV in this reaction from the data:
`"m"(""_1^2"H")`= 2.014102 u
`"m"(""_1^3"H")`= 3.016049 u
Obtain the maximum kinetic energy of β-particles, and the radiation frequencies of γdecays in the decay scheme shown in Fig. 13.6. You are given that
m (198Au) = 197.968233 u
m (198Hg) =197.966760 u
Write the basic nuclear process underlying β+ and β– decays.
Write the β-decay of tritium in symbolic form.
Write the basic nuclear process of neutron undergoing β-decay.
In beta decay, an electron (or a positron) is emitted by a nucleus. Does the remaining atom get oppositely charged?
During a negative beta decay,
Consider a sample of a pure beta-active material.
Complete the following decay schemes.
(a) `"" _88^226Ra → alpha+`
(b) `""_8^19O → _9^19F+`
(c) `""_13^25Al → ""_12^25Mg+`
A free neutron decays into ______.
