NEET Physics Nuclei Questions Solved

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The half life (T) and the disintegration constant λ of a radioactive substance are related as
(a) λT=1                     (b) λT=0.693
(c) Tλ=0.693              (d) λT=0.693

(b) By using N=N0e-λtN02=N0e-λT1/22=eλT1/2
By taking loge both the side

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