Email
Chat with tutors
logo

Ask Questions, Get Answers

X
 
Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2010
Answer
Comment
Share
Q)

The activity of a radioactive sample is measured as N0 counts per minute at t = 0 and N0/e counts per minute at t = 5 minutes. The time (in minutes) at which the activity reduces to half its value is –


( A ) $5log_{10}{2}$
( B ) $\frac{5}{log_e 2}$
( C ) $log_e\frac{2}{5}$
( D ) $5 log_{e}{2}$

2 Answers

Home Ask Tuition Questions
Your payment for is successful.
Continue
...