Question 8 Spaceship A passes spaceship B at a relative speed of 0.9c. An astronaut in A measures the length of B to be
Posted: Wed May 18, 2022 8:41 am
Question 8 Spaceship A passes spaceship B at a relative speed of 0.9c. An astronaut in A measures the length of B to be 100 m. (a) What is the length of spaceship B measured by astronauts in B? Is this length proper? (b) How long does it take ship B to pass a given point in ship A according to an astronaut in B? Is this time interval proper? (c) What is the speed of the light coming from the headlights of ship B as measured by an astronaut in A? Give the reason for your answer.