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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Consider a collision between two particles one of which is at rest and the other strikes it head on with momentum p1. Calculate the energy of reaction Q in terms of the kinetic energy of the particles before and after they collide.

Consider a collision between two particles one of which is at rest and the other strikes it head on with momentum p1. Calculate the energy of reaction Q in terms of the kinetic energy of the particles before and after they collide.

Nuclei of radioactive element A are being produced at a constant rate alpha. The element has a decay constant lemda. At time t = 0 there are N0 nuclei of the element. (a) Calculate the number N of nuclei of A