Chapter32 Relativity △t=Lo L=vAt △t △t 1-(v/c) L=V△t=△√1-y2/c2=L01-12/ 2/22 0 1 (v / c) t t    t L / v   0 0 Lvt 2 2 0 2 2 0 L  vt  vt 1v / c  L 1v / c 2 2 0 L  L 1v / c