Atoms and Nuclei (KVPY Stream-SA (Class 11) Physics): Questions 15 - 15 of 15

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 242 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 200.00 or

Question number: 15

» Atoms and Nuclei » Radioactivity

MCQ▾

Question

The activity of a radioactive sample reduces to 17 of its original value in 4 hours. What will be its activity in 8 hours?

Choices

Choice (4) Response
a.

17

b.

114

c.

121

d.

149

Sign In