A K⁰ Particle at Rest Decays into a π⁺ and a π⁻

question 4

Short Answer

A K⁰ particle at rest decays into a π⁺ and a π⁻. What will be the speed of each of the pions? The mass of the K⁰ is 497.7 MeV/c² and the mass of each π is 139.6 MeV/c².

---

Definitions:

Disposable Income

The spending and saving financial capacity of households after deductions for income taxes.

MPC

Marginal Propensity to Consume - the proportion of any additional income that is spent on consumption rather than being saved.

Consumption

The act of using goods and services for personal use, often considered in economic terms as an indicator of economic health.

Disposable Income

Fiscal space for households' spending and saving maneuvers after settling income taxes.