Kevin Zhou — Relativity I Problem 1 · Kevin Zhou #R1.1
Physics · modern-physics · relativity
Problem
Problem 6 (KK 12.6). A rodofproperlengthℓ orientedparallelto the x axis moves withvelocity
0
uxˆ in frame S. What is the length measured by an observer in frame S′, which, as usual, moves
with velocity vxˆ with respect to S?