NEET 2006 Physics question

PhysicsNucleiNEET 2006

In a radioactive material the activity at time is and at a later time , it is . If the decay constant of the material is , then

Answer: (1)

Solution

Activity decays exponentially: . Hence and . Dividing: $ = ⇒ =

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-089545