Solveeit Logo

Question

Question: A nucleus of mass 218 amu in free state decays to emit an alpha particle (mass 4 amu). The kinetic e...

A nucleus of mass 218 amu in free state decays to emit an alpha particle (mass 4 amu). The kinetic energy of the alpha particle is found to be 6.7 MeV. The recoil energy of the daughter nucleus (in MeV) is –

A

6.7 × 4/214

B

6.7 × (4/214)2

C

6.7 × 4/218

D

6.7 × (4/218)2

Answer

6.7 × 4/214

Explanation

Solution