The neutral pion decays by The rest mass of the neutral pion is 135 MeV/c2. What is the energy of each of the photons if the pion is at rest when it decays?

A. 270 MeV
B. 135 MeV
C. 67.5 MeV
D. 1.02 MeV
E. This decay cannot happen.


C. 67.5 MeV

Physics & Space Science

You might also like to view...

For one-dimensional conduction, why are the boundary control volumes half the size of interior control volumes?

GIVEN One-dimensional conduction EXPLAIN (a) Why the boundary control volume is half the size of internal control volumes

Physics & Space Science

Mercury is _______________ to the Sun, thus affecting its rotation

Fill in the blank(s) with correct word

Physics & Space Science

In an LC circuit, if we increase the initial charge on the capacitor (while keeping everything else the same), the circuit’s oscillation frequency will

A. increase. B. decrease. C. remain the same. D. One needs more information to answer.

Physics & Space Science

Which of the following has virtually no effect on the structure of a planet?

A) its composition B) its size C) its magnetic field D) its mass

Physics & Space Science