Home
Class 11
PHYSICS
Why is only carbon is used and not only ...

Why is only carbon is used and not only other element for defining atomic mass unit?

Promotional Banner

Topper's Solved these Questions

  • Unit Test 3

    CHETANA PUBLICATION|Exercise EXERCISE|20 Videos

Similar Questions

Explore conceptually related problems

Why is only carbon used and not any other element for defining atomic mass unit?

What are the units of Atomic mass ?

Why are carbon brushes used?How do these work?

Which symbol replaces the unit of atomic mass, amu?

Give the values of Electron, proton and neutron in terms of united atomic mass unit(U).

Which of the following represents a unified atomic mass unit (lu)?

Calculate the spin only magnetic moment of divalent cation of element having atomic number 27.

Define the term: Atomic mass number

The scientist who classified elements on the basis of atomic mass.

CHETANA PUBLICATION-UNITS AND MEASUREMENTS-EXERCISE
  1. If the pointer of the voltmetre is not exactly at the zero of the scal...

    Text Solution

    |

  2. The value of the magnitude rounded off to the nearest integral power o...

    Text Solution

    |

  3. The reference standard used for the measurement of a physical quantity...

    Text Solution

    |

  4. Define fundamental quantity and state them with SI units.

    Text Solution

    |

  5. Explain system of units and state and some system of units.

    Text Solution

    |

  6. Explain with example, how is dimensional analysis used to convert the ...

    Text Solution

    |

  7. Find the dimension of : work

    Text Solution

    |

  8. Find the dimension of : Refractive index

    Text Solution

    |

  9. Show that the equation s = ut + frac(1)(2)at^2 is dimensionally correc...

    Text Solution

    |

  10. Determine the number of significant figures in the following measurem...

    Text Solution

    |

  11. Determine the number of significant figures in the following measurem...

    Text Solution

    |

  12. Determine the number of significant figures in the following measurem...

    Text Solution

    |

  13. Determine the number of significant figures in the following measurem...

    Text Solution

    |

  14. What is an error explain types of error.

    Text Solution

    |

  15. Period of simple pendulam is given as T = 2pi sqrtfrac(1)(g).Verify th...

    Text Solution

    |

  16. The side of a cube is measured to be 20.44 +-0.02 m. Find the percenta...

    Text Solution

    |

  17. For measuring large distances, which units are used by astronomers ? I...

    Text Solution

    |

  18. Why is only carbon is used and not only other element for defining ato...

    Text Solution

    |

  19. List the reasons for arising uncertainties in observations.

    Text Solution

    |

  20. State limitation of dimensional Analysis

    Text Solution

    |