Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A radioactive sample has an average life of 30ms and is decaying. A capacitor of capacitance 
is first charged and later connected with resistor ‘R’. If the ratio of charge on capacitor to the activity of radioactive sample is fixed with respect to time then the value of 'R' should be ___ 
.
Text Solution
Verified by ExpertsThe correct answer is:
150
(150)
Since q/N is constant hence
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
What is the half-life period of a radioactive material if its activity drops to 1/16 th of its init…
There are radioactive nuclei in a given radioactive element, its half-life time is 1 minute. How m…
At time t = 0, a material is composed of two radioactive atoms A and B, where . The decay constant…
Activities of three radioactive substances and are represented by the curves and , in the figur…
Given the masses of various atomic particles neutron, electron, antineutrino and deuteron. Whic…
A radioactive sample is undergoing decay. At any time , its activity is and another time the ac…