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Problem

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Textbook ExpertVerified Tutor
1 Dec 2021

Given information

Given a decay such that the pion decays from rest and mass of neutrino is 0. We are asked to find the kinetic energy of the positron.

Step-by-step explanation

Step 1.

According to the conservation of energy;

 

But, given that pion decays from rest; ie, momentum of the pion is zero. And applying conservation of momentum;

 

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