| ⇦ | 
| ⇨ |
After 300 days, the activity of a radioactive sample is 5000 dps (disintegration per second). The activity becomes 2500 dps after another 150 days. The initial activity of the sample (in dps) is
Options
(a) 20000
(b) 10000
(c) 7000
(d) 25000
Correct Answer:
20000
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A solenoid 1.5 m long and 0.4 cm in diameter possesses 10 turns per cm length
- Charge density for intrinsic semiconductor will be
- The velocity of a particle performing simple harmonic motion, when it passes
- Masses of 3 wires of same metal are in the ratio 1:2:3 and their lengths
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A solenoid 1.5 m long and 0.4 cm in diameter possesses 10 turns per cm length
- Charge density for intrinsic semiconductor will be
- The velocity of a particle performing simple harmonic motion, when it passes
- Masses of 3 wires of same metal are in the ratio 1:2:3 and their lengths
- A piece of iron is heated in a flame. It first comes dull red then becomes reddish
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
Leave a Reply