Home
Class 11
PHYSICS
In modern times which method is used to ...

In modern times which method is used to measure the distance between the earth and planet?

Text Solution

Verified by Experts

Radar - echo method
Promotional Banner

Topper's Solved these Questions

  • UNITS AND MEASUREMENT

    KUMAR PRAKASHAN|Exercise SECTION -D (NECERT EXEMPLAR SOLUTIONS) (MULTIPLE CHOICE QUESTIONS (MCQS)|12 Videos

  • UNITS AND MEASUREMENT

    KUMAR PRAKASHAN|Exercise SECTION -D (NECERT EXEMPLAR SOLUTIONS) (Multiple Choice Questions (More than one options))|6 Videos

  • UNITS AND MEASUREMENT

    KUMAR PRAKASHAN|Exercise SECTION -B (NUMERICALS) (QUESTIONS)|29 Videos

  • THERMODYANMICS

    KUMAR PRAKASHAN|Exercise Question Paper|11 Videos

  • WAVES

    KUMAR PRAKASHAN|Exercise SECTION-F (Questions From Module) (Sample questions for preparation of competitive exams)|23 Videos

Similar Questions

Explore conceptually related problems

Explain parallax method to measure distance between the earth and planet.

The distance between the Earth and the Moon is

Which method is used to produce nitric acid ?

To measure distance between rock …... Method is used.

Which instrument is used to measure electric potential difference?

KUMAR PRAKASHAN-UNITS AND MEASUREMENT-SECTION -C (OBJECTIVE QUESTIONS (VSQS)
  1. Which are inferior planets ?

    Text Solution

    |

  2. What is elongation ?

    Text Solution

    |

  3. In modern times which method is used to measure the distance between t...

    Text Solution

    |

  4. "Fundamental unit of length is kilometer and fundamental unit of mass ...

    Text Solution

    |

  5. x=a+bt+ct^(2)=x in metre and tis in sec then write unit of a, b, c.

    Text Solution

    |

  6. Light year is unit of …... .

    Text Solution

    |

  7. A physical quantity has unit ("Watt")/(m^(2)) write its dimension.

    Text Solution

    |

  8. y=x^(2)r+M^(1)L^(1)T^(-2) is dimensionally correct. If r represent dis...

    Text Solution

    |

  9. Pressure P = FK where F is force, obtain dimension of K.

    Text Solution

    |

  10. Obtain dimension of rho gv where, rho = density, g = acceleration, v...

    Text Solution

    |

  11. Explain supplementary quantities and their unit of SI system.

    Text Solution

    |

  12. The mass of an object is (225 +- 0.05) gm calculate percentage error i...

    Text Solution

    |

  13. If theta(1)=(25.5+-0.1)^(@)C and theta(2)=(35.3+-0.1)^(C), then find t...

    Text Solution

    |

  14. Subtract according to significant digit. 3.9xx10^(5)-2.5xx10^(4)

    Text Solution

    |

  15. Why 10^(6) km cannot be represented by Mkm?

    Text Solution

    |

  16. Volume and total surface area of a cube is equal. Find volume of cube....

    Text Solution

    |

  17. Write no. of significant digit in (3204.80)xx10^(5)

    Text Solution

    |

  18. Which number is obtained by rounding off 96378 upto 2 significant digi...

    Text Solution

    |

  19. Explain "By changing unit zero are added. This will not change number ...

    Text Solution

    |

  20. By suitable example show that "Trailing zero in nonzero number are not...

    Text Solution

    |