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CBSE Class 10 Answered

what is half life period?
Asked by | 08 Jul, 2008, 08:36: PM
answered-by-expert Expert Answer

The half-life period of a radio-nucleide (symbolised t1/2) is defined as the lapse of time necessary for the disintegration of half of the nuclei initially present.

Half-Life Period

Law of radioactive decay:   
Given N = ½ N0 for t = t1/2 :   
   
   Characteristic of each nucleide

 

Answered by | 09 Jul, 2008, 11:28: AM

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