27-Nuclei

Nuclei

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The energy equivalent of one atomic mass unit is:
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In a radioactive sample the fraction of initial number of radioactive nuclei, which remains undecayed after n mean lives is:
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The half-life of radium is 1622 years. How long will it take for seven-eighth of a given amount of radium to decay
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In a radioactive substance at t = 0 , the number of atoms is $8\times10^4 $ its half-life period is 3 yr. The number of atoms
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What is the radius of iodine atom? (atomic no. 53, mass no. 126)
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Amodini
Amodini
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The relationship between disintegration constant [$\lambda$] and half-life [T] will be:
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Amodini
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The radius of a nucleus of a mass number A is directly proportional to :
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Amodini
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At time t = 0 N₁ nuclei of decay constant d₁ and N2 nuclei of decay constant A2 are mixed. The decay rate of the mixture is:
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Energy released in the fission of a single 92U235 nucleus is 200 MeV. The fission rate of a 92U235 filled reactor operating at a power level of 5 W
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Amodini
Amodini
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How to prepare for Nuclei for NEET
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When an electron-positron pair annihilate the energy released is about
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Question : Which of the following sets correctly represents an isotope, an isobar, and an isotone, respectively?
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