‹ Back to the paper
Half Life of a certain radioactive substance is days. Its disintegration constant is:
Half Life of a certain radioactive substance is $69\cdot3$ days. Its disintegration constant is:
- (a)$0\cdot010\text{ day}^{-1}$
- (b)$0\cdot100\text{ day}^{-1}$
- (c)$0\cdot001\text{ day}^{-1}$
- (d)$1\cdot00\text{ day}^{-1}$
Answer
No answer yet.
From ISC 2018 Specimen Physics Paper 1, question 1(A)(v).