A 30-m-long rocket train car is traveling from Los Angeles to New York at 0.50c when a light at the center of the car flashes. When the light reaches the front of the car, it immediately rings a bell. Light reaching the back of the car immediately sounds a siren. a. Are the bell and siren simultaneous events for a passenger seated in the car? If not, which occurs first and by how much time? b. Are the bell and siren simultaneous events for a bicyclist waiting to cross the tracks? If not, which occurs first and by how much time?
Physics 2080 Chapter 30, 31, 32 April 19, 2016 Amanda Biddlecome 1) Blackbody Radiation -‐blackbodies in a furnace give off electromagnetic radiation -‐light going into blackbodies is absorbed -‐Wien’s Displacement Law: f peak =(5.88X10 s K )T 10 -‐1 -‐1 -‐blackbody radiation is
