Home
Class 7
PHYSICS
A body is dropped from a height equal to...

A body is dropped from a height equal to radius of the earth. The velocity acquired by it before touching the ground is

A

directly proportional to the time of fall.

B

directly proportional to the square of the time o fall.

C

directly proportional to mass of the body.

D

Both (a) and (c)

Text Solution

Verified by Experts

The correct Answer is:
A

For a freely falling body the velocity acquired by it is directly proportional to time.
Promotional Banner

Topper's Solved these Questions

  • OUR UNIVERSE

    PEARSON IIT JEE FOUNDATION|Exercise CONCEPT APPLICATION LEVEL-2|40 Videos
  • OUR UNIVERSE

    PEARSON IIT JEE FOUNDATION|Exercise ASSESSMENT TEST (TEST 1) |16 Videos
  • OUR UNIVERSE

    PEARSON IIT JEE FOUNDATION|Exercise TEST YOUR CONCEPTS SHORT ANSWER TYPE QUESTION |19 Videos
  • MOCK TEST

    PEARSON IIT JEE FOUNDATION|Exercise MULTIPLE CHOICE QUESTION|25 Videos
  • SOUND

    PEARSON IIT JEE FOUNDATION|Exercise ASSESSMENT TESTS (TEST -2)|14 Videos

Similar Questions

Explore conceptually related problems

A body is dropped from a certain height.

Statement-1 : A body released from a height equal to the radius (R ) of the earth. The velocity of the body when it strikes the surface of the earth will be sqrt(2 g R) . Statement -2 : As upsilon^(2) = u^(2) + 2 as.

A stone is dropped from a height equal to 3R , above the surface of earth. The velocity of stone on reaching the earth's surface is

A body is released from a height 5R where R is the radius of the earth. Then that body reaches the ground with a velocity equal to

A body of mass m is falling freely through a height h from the top of a tower.The velocity just before touching the ground is sqrt((3/2)gh) .The work done by air drag is?

A body projected from the surface of the earth attains a height equal to the radius of the earth. The velocity with which the body was projected is

A stone is dropped from a height equal to nR , where R is the radius of the earth, from the surface of the earth. The velocity of the stone on reaching the surface of the earth is

A body is just dropped from a height. What is its initial velocity?

PEARSON IIT JEE FOUNDATION-OUR UNIVERSE -CONCEPT APPLICATION (LEVEL-1)
  1. The gravitational force exerted by the earth on a body is called

    Text Solution

    |

  2. In solar system, the value of g is maximum on

    Text Solution

    |

  3. SI unit of acceleration due to gravity is

    Text Solution

    |

  4. Why the moon has no atmosphere ?

    Text Solution

    |

  5. Which of the following statements about the gravitational constant is ...

    Text Solution

    |

  6. The gravitational force of earth on a ball is 10 N then the gravitatio...

    Text Solution

    |

  7. If the distance between two given bodies is halved, then the force of ...

    Text Solution

    |

  8. A man is carrying a load equal to half of his weight (W) on his head. ...

    Text Solution

    |

  9. The acceleration due to gravity near the surface of moon is-

    Text Solution

    |

  10. A piece of paper and a coin both having the same mass are dropped from...

    Text Solution

    |

  11. A body is dropped from a height equal to radius of the earth. The velo...

    Text Solution

    |

  12. Which of the following factors contribute (s) to the development of cy...

    Text Solution

    |

  13. The height of mercury column of a barometer at the sea level is

    Text Solution

    |

  14. Sudden fall in the height of mercury column in a barometer forecast th...

    Text Solution

    |

  15. The change in the density of sea water is due to

    Text Solution

    |

  16. Write the following steps in a sequence in the con struction of a baro...

    Text Solution

    |

  17. Arrange the following steps in a sequence involved in the formation of...

    Text Solution

    |

  18. Match the following

    Text Solution

    |

  19. Match the following

    Text Solution

    |

  20. Match the following

    Text Solution

    |