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:

Flexor Digitorum Profundus

A muscle in the forearm that flexes the fingers, enabling grasping, writing, and other intricate movements.

Triceps Brachii

A large muscle on the back of the upper arm responsible for extension of the elbow joint.

Push-Ups

A bodyweight exercise performed by raising and lowering the body using the arms, targeting muscles in the upper body and core.

Supraspinatus

A muscle located in the shoulder, part of the rotator cuff group, aiding in arm lifting and rotation.