Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A nucleus of mass M emits 
-ray photon of frequency 'v' The loss of internal energy by the nucleus is: [Take 'c' as the speed of electromagnetic wave]
A
hc
B
0
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Energy of 
ray 
Momentum of 
ray 
Total momentum is conserved. 
Where 
Momentum of decayed nuclei 
of nuclei
Loss in internal energy 
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