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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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- Two 220V – 100W bulbs are connected first in series and then in parallel.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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