-particle scatters from a target material of atomic number 79. From the given data the estimated diameter of nuclei of the target material is (approximately) 
m. 
and electron charge 
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
B
1. For Rutherford scattering, at the closest approach all kinetic energy converts to electrostatic potential energy.
For alpha particle-nucleus collision:
Where: 
(alpha), 
(gold), K.E. 
The estimated nuclear diameter is approximately:
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