An `alpha` particle of `K.E. 10^(-12)J` exibits back scattering form a gold nucleus Z=79. What can be the maximum possible radius of the gold nucleus?

An alpha -particle of velocity 2.3xx10^7 m/s exhibits back scattering by a gold foil (Z=79).Predict the maximum possible radius of the gold nucleus approximately Charge of mass ratio for alpha -particle is 4.8xx10^7 C/kg.

An alpha -particle of energy 4 Me V is scattered by gold foil (Z = 79) .Calculate the maximum volume in which positive charge of the atom is likely to be concentrated.

An alpha particle (_2He^4) is moving directly towards a stationary gold nucleus (_(79)Au^(197)) .The alpha -particle and the gold nucleus may be considered to be solid spheres with the charge and mass concentrated at the centre of each sphere.When the two spheres are just toching,the sepaation of their centres is 9.6 xx 10^(-15) m . the alpha particle and the gold nucleus may be assumed to be an isolatedd system.Calculate for the alpha particle just in contact with the gold nucleus, its electric potential energy.

An alpha particle of energy 4MeV is scattered through an angle of 180^(@) by a gold foil (Z=79). Calculate the maximum volume in which positive charge of the atom is likely to be concetrated?

A beam of alpha -particle of velocity 2.1xx10^(7)m//s is scattered by a gold ofil (Z=79). Find the distance of closest approach of alpha - particle to the gold nucleus. for alpha -particle, 2e//m=4.8xx10^(7)kg^(-1) .

An alpha paritcle carrying an electric charge 3.2 xx 10^(-19)C is at a distance of 13.8 xx 10^(15)m from a gold nucleus (atomic number=79). Calculate the fore exertedby the gold nucleus on the alpha particle.

A 4MeV alpha particle is scattered by 20^@ , when it approaches a gold nucleus. Calculate the impact parameter if Z for gold is 79.