Test SeriesFree PYQsExamsPricing

MHT CET Physics question

PhysicsNucleiMHT CET

Number of nuclei of a radioactive substance at time are 2000 and 1800 at time = 2 s. Number of nuclei left after s is

Answer: (D)

Solution

In every 2 s the number is multiplied by 1800/2000 = 0.9, so after 6 s (three intervals) $N =

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-084871