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

question 8

Multiple Choice

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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Definitions:

Reckless Disregard

A legal term referring to a person's intentional negligence or failure to pay proper attention to a duty or law, often resulting in harm or damage.

Double Jeopardy

A legal principle that prevents an individual from being tried twice for the same offense.

Same Crime

The principle that individuals committing the same offense should receive equal treatment and punishment under law.

Tried Twice

Being subjected to prosecution for the same offense in the same jurisdiction more than once, prohibited under the "double jeopardy" clause of the Fifth Amendment to the U.S. Constitution.