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Grade 12Modern Physics

The dusintigration constant of a radio active element ia 0.00231 per day.find half light and everage light?

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Profile image of Nurul Islam
6 Years agoGrade 12
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1 Answer

Profile image of Swikriti bhandari
6 Years ago
We know 
    Half life= 0.693÷disintegration constant
So, half life =0.693÷0.00231
                     = 300 days
Also, 
We have,
                Average life = 1÷ disintegration constant
                                      = 1÷ 0.00231
                                      = 432.9 days

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