JEE Exam  >  JEE Questions  >  The radioactive sources A and B have half liv... Start Learning for Free
The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-
  • a)
    4 : 1
  • b)
    2 : 1
  • c)
  • d)
    1 : 1
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The radioactive sources A and B have half lives of 2hr and 4hr respect...
Given that the half-life of radioactive source A is, t1/2 = 2 hr
half-life of radioactive source B is, t1/2 = 4 hr
Decay constant of radioactive source A is,

Decay constant of radioactive source B is,

The rate of disintegration (A) of source A at the end 2 hours is,

The rate of disintegration (A) of source B at the end 2 hours is,

The ratio of rate of distintegration of source A to B is

 
View all questions of this test
Explore Courses for JEE exam
The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer?
Question Description
The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? for JEE 2025 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for JEE 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer?.
Solutions for The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? in English & in Hindi are available as part of our courses for JEE. Download more important topics, notes, lectures and mock test series for JEE Exam by signing up for free.
Here you can find the meaning of The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer?, a detailed solution for The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? has been provided alongside types of The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice The radioactive sources A and B have half lives of 2hr and 4hr respectively, initially contain the same number of radioactive atoms. At the end of 2 hours, their rates of distintegration are in the ratio:-a)4 : 1b)2 : 1c)d)1 : 1Correct answer is option 'C'. Can you explain this answer? tests, examples and also practice JEE tests.
Explore Courses for JEE exam

Top Courses for JEE

Explore Courses
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev