Home
Class 12
PHYSICS
Sketch a graph to illustrate radioactiv...

Sketch a graph to illustrate radioactive decay. Define the half life of a radioactive element and find its value in terms of decay constant `lambda`

Text Solution

Verified by Experts

According to radioactive decay law
`N=N_(0)e^(-lambdaT)`
A graph between N and t is as shown in the figure.
Promotional Banner

Topper's Solved these Questions

  • ATOMS AND NUCLEI

    MBD -HARYANA BOARD|Exercise LONG ANSWER TYPE QUESTIONS|3 Videos

  • ATOMS AND NUCLEI

    MBD -HARYANA BOARD|Exercise OBJECTIVE TYPE QUESTIONS|23 Videos

  • ATOMS AND NUCLEI

    MBD -HARYANA BOARD|Exercise OBJECTIVE TYPE QUESTIONS|23 Videos

  • BOARD QUESTION PAPER (SOLVED) - 2019

    MBD -HARYANA BOARD|Exercise LONG ANSWER TYPE QUESTIONS|4 Videos

Similar Questions

Explore conceptually related problems

The rate of decay of radioactive element

Why do radioactive element decay?

If half life of an radioactive element is 20min. Find the time interval of 33% decay and 67%

The average life of a radioactive element is ............. of the decay constant.

The decay constant lambda of a radioactive sample:

The half - life of a radioactive substance is 60 years. Calculate its decay constant given log e 2=6930

The half-life of a radioactive decay is x times its mean life. The value of zx is

MBD -HARYANA BOARD-ATOMS AND NUCLEI-SHORT ANSWER TYPE QUESTIONS
  1. Define decay constant and half-life and derive relation between them a...

    Text Solution

    |

  2. Define radioactive decay constant and half-life and derive a relation ...

    Text Solution

    |

  3. Sketch a graph to illustrate radioactive decay. Define the half life ...

    Text Solution

    |

  4. What are alpha rays ? Briefly explain alpha decay.

    Text Solution

    |

  5. What are beta rays ? What is the main feature of beta ray energy spect...

    Text Solution

    |

  6. Calculate binding energy per nucleon of deuteron whose mass is 2.0135...

    Text Solution

    |

  7. What is the value of charge and mass of beta particles ? Why is beta p...

    Text Solution

    |

  8. Derive equation of radioactivity using laws of radioactive decay. Defi...

    Text Solution

    |

  9. Derive radioactive decay equation using laws of radioactivity.

    Text Solution

    |

  10. What is radioactivity ? Derive an experssion N=N(0)e^(-lambda t) for r...

    Text Solution

    |

  11. Describe the laws of radioactive decay. Derive equation of radioactive...

    Text Solution

    |

  12. State and explain the laws of radioactive disintegration. On its basis...

    Text Solution

    |

  13. What are alpha particles ? In the reaction ""(z)X^(A) rarr Y + alpha-p...

    Text Solution

    |

  14. Define nuclear fission. Write the fission reaction of a neutron with u...

    Text Solution

    |

  15. What is the nuclear fission reaction ? Give one example.

    Text Solution

    |

  16. Draw a labelled diagram of a nuclear reactor and explain the functions...

    Text Solution

    |

  17. Explain the function of moderator, control rods and coolant in a nucl...

    Text Solution

    |

  18. Draw a simplified diagram showing working of Nuclear Power Plant.

    Text Solution

    |

  19. Write a detailed note on nuclear reactor with diagram.

    Text Solution

    |

  20. Explain the role of control rods in a reactor. Why are they made of ca...

    Text Solution

    |