Activity of a substance changes from `700 s^(–1)` to `500 s^(–1)` in 30 minute. Find its half-life in minutes

The activity of a radioactive sample falls from 600 s^(-1) to 500 s^(-1) in 40 minutes. Calculate its half-life.

The activity of a radioactive sample falls from 600 s^(-1) to 500 s^(-1) in 40 minutes. Calculate its half-life.

The activity of a radioactive sample falls from 600 s^(-1) to 500 s^(-1) in 40 minutes. Calculate its half-life.

The activity of a radioactive sample decreased from 350 s^-1 to 175 s^-1 in one hour. Determine the half-life of the species

A sample of a radioactive substance undergoes 80% decomposition in 345 minutes. Its half life is …………minutes

A sample of a radioactive substance undergoes 80% decomposition in 345 minutes. Its half life is …………minutes

A radioactive substance decays to [1/16^(th)] of its initial quantity in 108 minutes. Find its half line

1 gm of radiactive substance takes 30sec to lose 1 centigram. Find its half life period.

Find the acceleration of a bus if its speed increases from 0 m/s to 600 m/s in 1 minute ?