Question
Physics Question on Kinetic Energy
The natural logarithm of the activity R of a radioactive sample varies with time t as shown. At t=0, there are N0 undecayed nuclei. Then N0 is equal to [Take e2= 7.5]
A
7,500
B
3,500
C
75,000
D
1,50,000
Answer
75,000
Explanation
Solution
The correct answer is Option (C) : 75,000