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The half-life of a radioactive substance is 30 min. The time (in minutes) taken between 40% decay and 85% decay of the same radioactive substance is
Options
(a) 15
(b) 30
(c) 45
(d) 60
Correct Answer:
60
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A rod of 10 cm length is moving perpendicular to uniform magntic field of intensity
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- Which gate can be obtained by shorting both the input terminals of a NOR gate?
- The number of beta particles emitted by a radioactive substance is twice the number
- If a solid ball of metal has a concentric spherical cavity with in it if the ball
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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