A radioactive isotope has a life of T years. How long will it take the activity to reduce to (a) `1%` of its original activity?

A radioactive isotope has a life of T years. How long will it take the activity to reduce to (a) 3.125% (b) 1% of its original activity?

A radioactive isotope has a half-life of T years. How long will it take the activity to reduce to - 1% of its original value?

A radioactive isotope has a half life of T years. How long will it take the activity to reduce to 3.125% .

a radioactive isotope has a half life of T years. how long will it take the activity to reduce 1% of its original value.

A radio active isotope has a half-life of T years. How long will it take the activity to reduce to 1% of its original value ?

A radioactive isotope has a half life of T years : How long will it take the activity to reduce to 1%of its original value?

A radioactive isotope has a half-life of T years. How long will it take the activity to reduce to- 3.125%

A radioactive isotope has a half life of T years : How long will it take the activity to reduce to 3.125%

A radio active isotope has a half-life of T years. How long will it take the activity to reduce to 3.125%