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27 Jan 2012 03:38:48 IST
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Radioactivity of a substance is X at time t1 and Y at time t2..half life is 2 hrs..find th no. of particles disintegratd in time (t1-t2)...plz answer ths wit explanatn
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27 Jan 2012 14:58:24 IST
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?
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27 Jan 2012 20:46:50 IST
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ANSWER TO UR QUESTION
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27 Jan 2012 21:02:37 IST
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Ques-17,set-c,jee-2012
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29 Jan 2012 16:12:02 IST
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?
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29 Jan 2012 21:22:03 IST
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ans is = [ y/(0.3465)*(e-0.3465(t2-t1)-1)] please inform me is my ans is correct ,from where u get this ques nd also tell me the options if ans is in correct
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30 Jan 2012 00:01:19 IST
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Ans is inc0rrect..
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30 Jan 2012 21:31:31 IST
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is it Yt2(1-e(t1+t2)(log2)/2)
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30 Jan 2012 21:57:06 IST
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No :(
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31 Jan 2012 17:11:34 IST
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please tell the ans of this question and also tell from where did u get it
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1 Feb 2012 02:24:39 IST
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Its in tmh...i'l tel th ans in 2 days. . .
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