Solved papers for JEE Main & Advanced JEE Main Paper (Held On 12 April 2014)
done JEE Main Paper (Held On 12 April 2014) Total Questions - 1
question_answer1) A piece of bone of an animal from a ruin is found to have \[^{14}C\] activity of 12 disintegrations per minute per gm of its carbon content. The 14C activity of a living animal is 16 disintegrations per minute per gm. How long ago nearly did the animal die? (Given half life of 14C is t1/2 = 5760 years)
[JEE Main Online Paper ( Held On 12 Apirl 2014 )