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Modern Physics

Blazing goIITian

Joined:	10 Nov 2007
Post:	473

30 Mar 2008 21:56:15 IST

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287

carbon dating

None

while carbon dating a fossil,the C-14 activity measured per second was wrongly reported as 'per
minute' thereby declaring its age as 10 times the half life of C-14.the correct age is approximately_________

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Akhil

Blazing goIITian

Joined: 17 Jan 2008

Posts: 1451

30 Mar 2008 22:09:11 IST

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Half life is inversely prop to K
so now K'=K/60
T'1/2=60T1/2
so correct shd be 6 half lives

Ajitha

Blazing goIITian

Joined: 10 Nov 2007

Posts: 473

30 Mar 2008 22:11:43 IST

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no......the answer is 4..........

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