LEADER TEST SERIES JOINT PACKAGE RANK BOOSTER COURSE EET UG

Last updated: 6/25/2023

LEADER TEST SERIES JOINT PACKAGE RANK BOOSTER COURSE EET UG 2021 04072021 Space for Rough Work 2 Decay rate for a certain mass of a radioactive substance measured at diffrent times varies with time as shown in fig countrate at t 8 hr will be Decays sec 200 150 100 50 N ALLEN 42 t hr U DA f