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प्रश्न
Write two distinguishing features of nuclear forces.
उत्तर
Two distinguishing features of nuclear forces are as follows:
(i) They are very short range yet powerful forces as compared to all other forces present in nature.
(ii) They are charged independently. i.e. they are independent of the charges on proton and neutron.
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संबंधित प्रश्न
Draw a plot of potential energy of a pair of nucleons as a function of their separations. Mark the regions where the nuclear force is (i) attractive and (ii) repulsive.
Let Fpp, Fpn and Fnn denote the magnitudes of the net force by a proton on a proton, by a proton on a neutron and by a neutron on a neutron respectively. neglect gravitational force. When the separation is 1 fm.
Two protons are kept at a separation of 10 nm. Let Fn and Fe be the nuclear force and the electromagnetic force between them.
Show that nuclear density is almost constant for nuclei with Z > 10.
Explain in detail the nuclear force.
Calculate the radius of the earth if the density of the earth is equal to the density of the nucleus. [mass of earth 5.97 x 1024 kg].
Relation between atomic number (Z), neutron number (N) and mass number (A) is ______.
The nuclei of isotopes of a given element differ from each other in their number of ______.
The gravitational force between a H-atom and another particle of mass m will be given by Newton’s law: `F = G(M.m)/r^2`, where r is in km and ______.
