nucleus is bombarded by 
-particles with velocity 
m/s. If the 
-particle is approaching the Hg nucleus head-on then the distance of closest approach will be
A
B
C
D
Zero
Text Solution
Verified by ExpertsThe correct answer is:
A
: When α α particle moves towards the mercury nucleus its kinetic energy gets converted in potential energy of the system. At the distance of closest approach
⇒ ⇒ 
⇒ ⇒ 
m.
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