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प्रश्न
As the mass number A increases, the binding energy per nucleon in a nucleus
विकल्प
increases
decreases
remains the same
varies in a way that depends on the actual value of A.
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उत्तर
varies in a way that depends on the actual value of A
Binding energy per nucleon in a nucleus first increases with increasing mass number (A) and reaches a maximum of 8.7 MeV for A (50−80). Then, again it slowly starts decreasing with the increase in A and drops to the value of 7.5 MeV.
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संबंधित प्रश्न
Draw the plot of binding energy per nucleon (BE/A) as a functino of mass number A. Write two important conclusions that can be drawn regarding the nature of nuclear force.
Write the relationship between the size of a nucleus and its mass number (A)?
A heavy nucleus X of mass number 240 and binding energy per nucleon 7.6 MeV is split into two fragments Y and Z of mass numbers 110 and 130. The binding energy of nucleons in Y and Z is 8.5 MeV per nucleon. Calculate the energy Q released per fission in MeV.
Which of the following is a wrong description of binding energy of a nucleus?
In one average-life,
For nuclei with A > 100,
(a) the binding energy of the nucleus decreases on an average as A increases
(b) the binding energy per nucleon decreases on an average as A increases
(c) if the nucleus breaks into two roughly equal parts, energy is released
(d) if two nuclei fuse to form a bigger nucleus, energy is released.
Assume that the mass of a nucleus is approximately given by M = Amp where A is the mass number. Estimate the density of matter in kgm−3 inside a nucleus. What is the specific gravity of nuclear matter?
Calculate the mass of an α-particle. Its Its binding energy is 28.2 MeV.
(Use Mass of proton mp = 1.007276 u, Mass of `""_1^1"H"` atom = 1.007825 u, Mass of neutron mn = 1.008665 u, Mass of electron = 0.0005486 u ≈ 511 keV/c2,1 u = 931 MeV/c2.)
The force 'F' acting on a particle of mass 'm' is indicated by the force-time graph shown below. The change in momentum of the particle over the time interval from zero to 8s is:
A given coin has a mass of 3.0 g. Calculate the nuclear energy that would be required to separate all the neutrons and protons from each other. Assume that the coin is entirely made of \[_{29}^{63}Cu\] atoms (of mass 62.92960 u).
Before the advent of the theory of special relativity, what was the presumption regarding mass and energy in a reaction?
Which of the following is the famous mass-energy equivalence relation given by Einstein?
In the relation \[E = mc^2\], the quantity E represents:
The approximate value of the velocity of light in vacuum used in the mass-energy equivalence relation is:
Experimental verification of Einstein's mass-energy relation has been achieved in the study of:
In a reaction, the conservation law of energy states that the initial energy and the final energy are equal, provided that:
Calculate the energy equivalent of 1 g of substance.
