The distance of closest approach of an 
-particle fired towards a nucleus with momentum 
, is 
. If the momentum of the 
-particle is 
, then the corresponding distance of closest approach is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
At the distance of closed approach 
,
where, 
charge of the nucleus,
and 
kinetic energy of the alpha particle.
where, 
is the momentum of the 
-particle and 
is the mass of the electron.
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