Question

LUCILALLEMPLIUS
An electron and a positron each have a mass of 9.11 x 10-31 kg. They collide and both vanish, with only electromagnetic radiation
appearing after the collision. If each particle is moving at a speed of 0.19c relative to the laboratory before the collision, determine
the energy of the electromagnetic radiation.
Particles
before
annihilation
Burst of EM
radiation
after annihilation

Answer 1

Answer:

LUCILALLEMPLIUS

An electron and a positron each have a mass of 9.11 x 10-31 kg. They collide and both vanish, with only electromagnetic radiation

appearing after the collision. If each particle is moving at a speed of 0.19c relative to the laboratory before the collision, determine

the energy of the electromagnetic radiation.

Particles

before

annihilation

Burst of EM

radiation

after annihilation

Explanation:

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