A radioactive substance contains 10000 nuclei and its halflife period is 20 days

⇦

⇨

A radioactive substance contains 10000 nuclei and its halflife period is 20 days. The number of nuclei present at the end of 10 days is

Options

(a) 7070
(b) 9000
(c) 8000
(d) 7500

Correct Answer:

7070

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

1. A circular disc rolls down an inclined plane.The ratio of rotational kinetic energy
2. Which phenomenon best supports the theory that matter has a wave nature?
3. An electric dipole of moment p is lying along a uniform electric field E. The work
4. Find the fundamental frequency of a closed pipe if the length of air column is 42m.
5. The process of adding impurities to the pure semiconductor is called

Topics: Radioactivity (83)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends