Home
Class 11
PHYSICS
A ball takes t second to fall from a hei...

A ball takes t second to fall from a height `h_1`, and 2 t seconds to fall from a height `h_2`. Then `h_1//h_2`, is

A

0.25

B

0.5

C

2

D

4

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Transfer of heat

    MODERN PUBLICATION|Exercise Exercise|27 Videos
  • Unit test - Properties of bulk matter

    MODERN PUBLICATION|Exercise Example|130 Videos
MODERN PUBLICATION-Unit Test - Gravitation-Example
  1. Two bodies of masses m1 and m2 fall from height h1 and h2 respectively...

    Text Solution

    |

  2. The total vertical distance covered by a freely falling body in a give...

    Text Solution

    |

  3. A ball takes t second to fall from a height h1, and 2 t seconds to fal...

    Text Solution

    |

  4. g1 and g2 denote acceleration due to gravity on the surface of the ear...

    Text Solution

    |

  5. Force of gravitational attraction is least

    Text Solution

    |

  6. The weight of the body at earth's surface is W. At a depth half way to...

    Text Solution

    |

  7. The change in the value of g at a heighth above the surface of the ear...

    Text Solution

    |

  8. If the earth stops rotating, the value of g at the equator will

    Text Solution

    |

  9. What is the unit of intensity of gravitational field?

    Text Solution

    |

  10. A body of mass m rises to a height h=R/5 from the surface of earth, wh...

    Text Solution

    |

  11. A body falls freely under gravity. If its speed is v, when it has lost...

    Text Solution

    |

  12. Energy required to move a body of mass m from an orbit of radius 2 R t...

    Text Solution

    |

  13. The unit of gravitational potential is

    Text Solution

    |

  14. Let V and E denote the gravitational potential and gravitational field...

    Text Solution

    |

  15. The magnitude of gravitational potential of the earth-moon system is U...

    Text Solution

    |

  16. The gravitational potential energy of a body of a body at a distance r...

    Text Solution

    |

  17. The escape velocity of a body

    Text Solution

    |

  18. Escape velocity of a body of mass 1 kg from the earth's gravitational ...

    Text Solution

    |

  19. The escape velocity from the earth's surface is 11.0 kms^-1. A certain...

    Text Solution

    |

  20. The ratin of the radii of the two planets is k and the ratio of the ac...

    Text Solution

    |