Home
Class 12
PHYSICS
Light year is...

Light year is

A

Light emitted by sun in one year

B

Time taken by light to travel from sun to earth

C

The distance travelled by light in free space in one year

D

Time taken by earth to go once around the sun .

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • OSCILLATIONS

    MBD PUBLICATION|Exercise Question Bank|225 Videos

  • PROJECTILE MOTION

    MBD PUBLICATION|Exercise QUESTION BANK|188 Videos

Similar Questions

Explore conceptually related problems

What is meant by light year ?

How many parsec make up one light year?

Fraction of the sample having half life 1600 years present after 't' years is (1/16) . The the value of 't' in years in

In which year was Montreal Protocol signed?

The average life of a radioactive sample is 2 years. Its half-life in years is

MBD PUBLICATION-PHYSICAL WORLD AND MEASUREMENT-QUESTION BANK
  1. The ratio of one micron to one nanometre is

    Text Solution

    |

  2. The size of one blood corpuscles is

    Text Solution

    |

  3. Light year is

    Text Solution

    |

  4. Which of the following has metre kelvin as the unit ?

    Text Solution

    |

  5. Which of the following is not a dimensional constant ?

    Text Solution

    |

  6. Which of the following is a dimensional variable?

    Text Solution

    |

  7. The dimension of a/b in the relation F=ax+bt are

    Text Solution

    |

  8. Name the quantity represented by the dimensional formula[M^1L^-3T^0]

    Text Solution

    |

  9. Dimensional representation for modulus of rigidity is given by

    Text Solution

    |

  10. The ratio of SI units to the CGS units of coefficient of viscosity wil...

    Text Solution

    |

  11. The ratio of SI unit to the CGS units of Gravitational constant G will...

    Text Solution

    |

  12. Which of the following elastic constant will be dimensionless?

    Text Solution

    |

  13. In Van der wal's equation (p+a/V^2)(V-b)=RT dimension of 'a' will be

    Text Solution

    |

  14. The dimensional representation of Planck's constant will be

    Text Solution

    |

  15. The dimensional formula for power can be expressed as

    Text Solution

    |

  16. Choose the physical quantity whose dimensions are different from other...

    Text Solution

    |

  17. The dimension formula for angular momentum is

    Text Solution

    |

  18. ML^0T^-2 is the dimensional formula of

    Text Solution

    |

  19. The dimensional formula for compressibility will be

    Text Solution

    |

  20. The dimensional formula for angular acceleration will be

    Text Solution

    |