Home
Class 12
CHEMISTRY
The velocity of alpha-rays is approximat...

The velocity of `alpha`-rays is approximately:

A

equal to that of the velocity of light

B

`(1)/(10)`th of the velocity of light

C

10 times more than velocity of light

D

uncomparable to the velocity of light

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • RADIOACTIVITY AND NUCLEAR TRANSFORMATION

    OP TANDON|Exercise OBJ - B|54 Videos

  • RADIOACTIVITY AND NUCLEAR TRANSFORMATION

    OP TANDON|Exercise Assettion Reason|26 Videos

  • RADIOACTIVITY AND NUCLEAR TRANSFORMATION

    OP TANDON|Exercise Problem Practices|44 Videos

  • ORGANIC COMPOUNDS CONTAINING NITROGEN

    OP TANDON|Exercise Single integer|8 Videos

  • SATURATED ALIPHATIC HYDROCARBONS

    OP TANDON|Exercise SINGLE INTEGER ANSWER TYPE QUESTIONS|7 Videos

Similar Questions

Explore conceptually related problems

Velocity of electron in the first orbit of H-atom as compared to that of velocity of light is approximately

The charge to mass ratio of alpha- particles is approximately to the charge to mass ratio of protons:

The velocity of alpha -particles is of the order of

Alpha rays are

An electron travels with a velocity of x ms^(-1). For a proton to have the same de-Broglie wavelength, the velocity will be approximately:

The rms velocity of CO gas molecules at 27^(@)C is approximately 1000 m//s . For N_(2) molecules at 600 K the rms velocity is approximately

The rms velocity of CO gas molecules at 27^(@)C is approximately 1000 m//s . For N_(2) molecules at 600 K , the rms velocity is approximately "___________"'

The escape velocity of a projectile from the earth is approximately

OP TANDON-RADIOACTIVITY AND NUCLEAR TRANSFORMATION -OBJ - A
  1. Gamma rays are:

    Text Solution

    |

  2. Radium is a radioactive substance. It dissolves in dilute H(2)SO(4) an...

    Text Solution

    |

  3. The velocity of alpha-rays is approximately:

    Text Solution

    |

  4. alpha-rays have ionization power because they possess a. Lesser kine...

    Text Solution

    |

  5. The radiation from naturally occuring radioactive substance as seen af...

    Text Solution

    |

  6. Which of the following statements about radioactivity is are true? a)I...

    Text Solution

    |

  7. The radioactivity of uranium mineras is usually more in comparison to ...

    Text Solution

    |

  8. The correct order of ionising capcity of alpha, beta and gamma-rays is

    Text Solution

    |

  9. which of the following radiations have least effect on both the photog...

    Text Solution

    |

  10. In alpha- decay , n//p ratio : a)May inrease or decrease b) Remains co...

    Text Solution

    |

  11. In beta- decay n//p ratio : a)May inrease or decrease b) Remains const...

    Text Solution

    |

  12. A device used for the measurement of radioactivity is

    Text Solution

    |

  13. Which of the following does not contain material particles?

    Text Solution

    |

  14. If by mistake radioactive substance gets into human body, then from th...

    Text Solution

    |

  15. Emission of beta-particle by an atom of an element results in the form...

    Text Solution

    |

  16. The particles not emitted by radioactive susbstace are:

    Text Solution

    |

  17. Successive emission of an alpha-particle and two beta-particles by an ...

    Text Solution

    |

  18. The isotope .(92)^(235)U decays in a number of steps to an isotope of ...

    Text Solution

    |

  19. The number of alpha and beta-particles emitted in the nuclear reaction...

    Text Solution

    |

  20. .(84)^(210)Po rarr (82)^(206) Pb + .(2)^(4)He in this reaciton predict...

    Text Solution

    |