A meson moving through a laboratory of length x at a speed v decays after a lifetime T as measured by an observer at rest in the laboratory. If the meson were at rest in the laboratory its lifetime would be: A) T(1 - v/c) B) T(1 - v/c)^-¹ C) T(1 - v²/c²)^-^1/2 D) T(1 - v²/c²)^1/2 E) (T - vx/c²)(1 - v²/c²)^-^1/2

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Quizplus · Accepted Answer

The Answer of A meson moving through a laboratory of length x at a speed v decays after a lifetime T as measured by an observer at rest in the laboratory. If the meson were at rest in the laboratory its lifetime would be: A) T(1 - v/c) B) T(1 - v/c)^-¹ C) T(1 - v²/c²)^-^1/2 D) T(1 - v²/c²)^1/2 E) (T - vx/c²)(1 - v²/c²)^-^1/2

A Meson Moving Through a Laboratory of Length X at a Speed