Atoms And Nuclei Question 381
Question: Average life of a radioactive sample is 4ms. Initially the total number of nuclei is . A charged capacitor of capacity is connected across a resistor R. The value of R such that ratio of number of nuclei remaining to charge on capacitor remains constant with time is
Options:
A) 100
B) 200
C) 300
D) 400
Show Answer
Answer:
Correct Answer: B
Solution:
and constant when .