World's only instant tutoring platform
dropdown-logo
Become a tutorPartnershipsAbout usStudent loginTutor login
About us
Login
App StorePlay Store
Get 2 FREE Instant-Explanations on Filo with code FILOAPP
A radioactive sample consists of two distinct species having e
Question
Medium
Timing Icon

Solving time: 3 mins

A radioactive sample consists of two distinct species having equal number of atoms initially. The mean life of one species is and that of the other is . The decay products in both cases are stable. A plot is made of the total number of radioactive nuclei as a function of time. Which of the following figure best represents the form of this plot?
Radioactive decay

Views

Views: 5,359 students

Book

Book:

Optics And Modern Physics (DC Pandey)

tutor 0tutor 1tutor 2
Found 2 tutors discussing this question
Michael Discussed
A radioactive sample consists of two distinct species having equal number of atoms initially. The mean life of one species is and that of the other is . The decay products in both cases are stable. A plot is made of the total number of radioactive nuclei as a function of time. Which of the following figure best represents the form of this plot?
Image
9 mins ago
Discuss this question LIVE
9 mins ago

Text SolutionText solutionverified iconVerified

The total number of atoms can neither remain constant (as in option a) nor can ever increase (as in options b and c). They will continuously decrease with time. Therefore, (d) is the appropriate option.
Was this solution helpful?
81
Share
Report
One destination for complete JEE/NEET preparation
One destination to cover all your homework and assignment needs
Learn Practice Revision Succeed
Instant 1:1 help, 24x7
Instant 1:1 help, 24x7
60, 000+ Expert tutors
60, 000+ Expert tutors
Textbook solutions
Textbook solutions
Big idea maths, McGraw-Hill Education etc
Big idea maths, McGraw-Hill Education etc
Essay review
Essay review
Get expert feedback on your essay
Get expert feedback on your essay
Schedule classes
Schedule classes
High dosage tutoring from Dedicated 3 experts
High dosage tutoring from Dedicated 3 experts
Trusted by 4 million+ students

Practice questions from Optics And Modern Physics (DC Pandey)

Question 1
Medium
Views

Views: 5,710

Consider a radioactive disintegration according to the equation . Decay constant of and is same and equal to . Number of nuclei of and are respectively at . Find
(a) number of nuclei of as function of time .
(b) time at which the activity of is maximum and the value of maximum activity of .
Topic

Topic:

Nuclei

Book

Book:

Optics And Modern Physics (DC Pandey)

View solution

Question 2
Easy
Views

Views: 5,778

Two radioactive materials and have decay constants and , respectively. If initially they have the same number of nuclei, then the ratio of the number of nuclei of to that of will be 1/e after a time



Topic

Topic:

Nuclei

Book

Book:

Optics And Modern Physics (DC Pandey)

View 5 solutions

Question 3
Medium
Views

Views: 5,659

In the fusion reaction , the masses of deuteron, helium and neutron expressed in amu are and respectively. If of deuterium undergoes complete fusion, find the amount of total energy released.
Topic

Topic:

Nuclei

Book

Book:

Optics And Modern Physics (DC Pandey)

View 4 solutions

Question 4
Medium
Views

Views: 5,963

The element curium has a mean life of . Its primary decay modes are spontaneous fission and -decay, the former with a probability of and the later with a probability of , each fission releases of energy. The masses involved in decay are as follows and . Calculate the power output from a sample of atoms.
Topic

Topic:

Nuclei

Book

Book:

Optics And Modern Physics (DC Pandey)

View 2 solutions

View more
filo Logo

Practice more questions from Nuclei

Question 1
Easy
Views

Views: 6,123

If is the half life of a radioactive material, then the fraction that would remain after a time is
Topic

Topic:

Nuclei

View 4 solutions

Question 2
Easy
Views

Views: 5,793

The end product of the decay of is The number of and -particles emitted are respectively
  1. 6,4
  2. 3,3
  3. 4,6
  4. 6,0
Topic

Topic:

Nuclei

View 2 solutions

Question 3
Medium
Views

Views: 5,289

A mixture consists of two radioactive materials and with half lives of and respectively. Initially the
mixture has of and of . The amount of the two in the mixture will become equal after
Topic

Topic:

Nuclei

View 11 solutions

Question 4
Medium
Views

Views: 5,170

Radio carbon dating is done by estimating in specimen the
  1. Amount of ordinary carbon still present
  2. Amount of radio carbon still present
  3. Ratio of amount of to still present
  4. Ratio of amount of to still present
Topic

Topic:

Nuclei

View solution

View more

Practice questions on similar concepts asked by Filo students

Question 1
Views

Views: 5,906

 (ii) Elastic potential energy energy density volume 6: A boy whose leg bones are in area and long falls through a height ce Young's modulus for the material of the bone. Use . Here, Loss in gravitational potential energy gain in elastic potential energy in both leg bones So, stress strain volume
Topic

Topic:

Mechanics

View solution

Question 2
Views

Views: 5,107

Sol.: at (a) 59. A slab of copper of thickness is inserted in between the plates of parallel plate capacitor as shown in figure. The separation between the plates is if , then the ratio of capacities of capacitors after and before inserting the slab will be inserting the slab will be
Topic

Topic:

Electrostats

View solution

Question 3
Views

Views: 5,248

If the focal length of the lens is , what is the distance of the image from the lens in the following figure?
Topic

Topic:

Optics

View solution

Question 4
Views

Views: 5,446

GO Container A in Fig. 19-22 holds an ideal gas at a pressure of 5.0 × 10 5 Pa and a temperature of 300 K. It is connected by a thin tube (and a closed valve) to container B. with four times the volume of A. Container B holds the same ideal gas at a pressure of 1.0 × 10 5 Pa and a temperature of 400 K. The valve is opened to allow the pressures to equalize, but the temperature of each container is maintained. What then is the pressure? Figure 19-22 Problem 17.
Topic

Topic:

Physics

View solution

View more
Doubt Icon Doubt Icon

Stuck on the question or explanation?

Connect with our Physics tutors online and get step by step solution of this question.

231 students are taking LIVE classes

Related books for questions on Nuclei

next icon
next icon
Question Text
A radioactive sample consists of two distinct species having equal number of atoms initially. The mean life of one species is and that of the other is . The decay products in both cases are stable. A plot is made of the total number of radioactive nuclei as a function of time. Which of the following figure best represents the form of this plot?
TopicNuclei
SubjectPhysics
ClassClass 12
Answer TypeText solution:1
Upvotes81