Q 12 Moderate 4 1 05 28 O An observer A sees an asteroid

Last updated: 6/9/2023

Q 12 Moderate 4 1 05 28 O An observer A sees an asteroid with a radioactive element moving by at a speed 0 3c and measures the radioactivity decay time to be T Another observer B is moving with the asteroid and measures its decay time as T Then TA and T are related as below B