Home
Class 12
PHYSICS
Consider a hypothetical annihilation of ...

Consider a hypothetical annihilation of a stationary electron with a stationary positron. What is the wavelength of the resulting radiation?

A

`(h)/(2m_(0)C)`

B

`(2h)/(m_(0)C)`

C

`(l n 2)/(3t)`

D

`(3 l n2)/(t)`

Text Solution

Verified by Experts

The correct Answer is:
C

`(hc)/(lambda)+(hc)/(lambda)=m_(0)C^(2)+m_(0)C^(2)`
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-V questions(Single answer type questions)|12 Videos
  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-V Multiple answer questions|45 Videos
  • NUCLEAR PHYSICS

    NARAYNA|Exercise Level-II (C.W)|14 Videos
  • MOVING CHARGES AND MAGNETISM

    NARAYNA|Exercise EXERCISE - 4|20 Videos
  • NUCLEI

    NARAYNA|Exercise ASSERTION & REASON|5 Videos

Similar Questions

Explore conceptually related problems

Considering a hypotetical annihilation of a stationary electron with a stationary positron, the wavelength of resulting radiation ? (with usual notations)

What is a stationary wave ?

What are stationary waves?

Velocity of an electron in the Iind stationary orbit of hydrogen atom is

Total energy of electron in nth stationary orbit of hydrogen atom is

A strong magnetic field is applied on a stationary electron, then

When electrons revolve in stationary orbits,

A hypothetical electromagnetic wave is shown in figure. Find out the wavelength of the radiation.

What is the interpretation of Bohr's stationary orbit's in terms of the Broglie wavelength of the electron in that orbit ?

NARAYNA-NUCLEAR PHYSICS-Level-III
  1. A radioactive sample has a mass m, decay cosntant lambda, and molecul...

    Text Solution

    |

  2. In moon rock sample the ratio of the number of stable argon-40 atoms p...

    Text Solution

    |

  3. The half-life of a radioactive sample is T. If the activities of the s...

    Text Solution

    |

  4. Consider a hypothetical annihilation of a stationary electron with a s...

    Text Solution

    |

  5. A radioactive nucleus can decay by two different processes. The half l...

    Text Solution

    |

  6. A proton with kinetic energy K, strikes another proton at rest. If the...

    Text Solution

    |

  7. The fraction quantity of a radiactive sample will decay during half of...

    Text Solution

    |

  8. A small quantity of a solution containing N^(24) radio-nuclide of hal...

    Text Solution

    |

  9. A nucleus with mass number 220 initially at rest emits an alpha-partic...

    Text Solution

    |

  10. Some amount of a radioactice substance (half-life =10 days ) is spread...

    Text Solution

    |

  11. In the options given below, let E denote the rest mass energy of a nuc...

    Text Solution

    |

  12. Four different radioactive elements are kept in separated containers. ...

    Text Solution

    |

  13. Binding energy per nucleons vs mass curve for nucleus is shown in the ...

    Text Solution

    |

  14. When (3)Li^(7) nuclei are bombarded by protons , and the resultant nuc...

    Text Solution

    |

  15. A sample of uranium is a mixture of three isotopes .(92)U^(234), .(92)...

    Text Solution

    |

  16. The table that follows shows some measurementf of the decay rate of a ...

    Text Solution

    |

  17. The fraction f of radioactive material that has decayed in time t, var...

    Text Solution

    |

  18. The rate of decay (R ) of nuclei in a radioactive sample is plotted ag...

    Text Solution

    |

  19. What is the probability of a radioactive nucleus to survive one mean l...

    Text Solution

    |

  20. A radioactive isotope is being produced at a constant rate dN//dt=R in...

    Text Solution

    |