Home
Class 12
PHYSICS
A body weighs 72 N on surface of earth ...

A body weighs 72 N on surface of earth feel weightless then the duration of the day will nearly become

A

`6.2 ` hr

B

`4.4` hr

C

`2.2` hr

D

`1.41 `hr

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - C (PREVIOUS YEARS QUESTIONS)|51 Videos

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - D (ASSERTION-REASON TYPE QUESTIONS)|15 Videos

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - A (OBJECTIVE TYPE QUESTIONS)|41 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - D|9 Videos

  • KINETIC THEORY

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE (ASSIGNMENT) SECTION - D Assertion - Reason Type Questions|10 Videos

Similar Questions

Explore conceptually related problems

If all objects on the equator of earth feels weightless then the duration of the day will nearly become

If the earth loses its atmosphere sudenly, then the duration of day will :-

A body weighs 72 N on the surface of the earth. What is the gravitational force on it due to earth at a height equal to half the radius of the earth from the surface

Object feel weightlessness at equator of earth when angular speed becomes

A body weighs w Newton on the surface of the earth. Its weight at a height equal to half the radius of the earth, will be x/y w where x and y are coprimes . Find x and y

A body weighs 200N on the surface of the earth. How much will it weigh half way down to the center of the earth ?

A body weighs 250N on the surface of the earth. How much will it weighs half way down to the centre of the earth?

A body weight 500 N on the surface of the earth. How much would it weigh half way below the surface of the earth

A body weighs 63 N on the surface of the earth. What is the gravitational force on it due to the earth at a height equal to half the radius of the earth ?

A body weighs 63 N on the surface of the earth. What is the gravitational force on it due to the earth at a height equal to half the radius of the earth ?

AAKASH INSTITUTE ENGLISH-GRAVITATION -ASSIGNMENT SECTION - B (OBJECTIVE TYPE QUESTIONS)
  1. Two satellite of equal mass are revolving around earth in elliptic...

    Text Solution

    |

  2. When a satellite moves around the earth, the quantity which remains co...

    Text Solution

    |

  3. Consider a planet moving around a star in an elliptical orbit with...

    Text Solution

    |

  4. A body weighs 72 N on surface of earth feel weightless then the du...

    Text Solution

    |

  5. If all objects on the equator of earth feels weightless then the dur...

    Text Solution

    |

  6. A body is projected vertically upwards with a speed of sqrt((G...

    Text Solution

    |

  7. If the gravitational potential energy of two point masses infintely...

    Text Solution

    |

  8. A ball of mass m is dropped from a height h equal to the radius of the...

    Text Solution

    |

  9. The magnitude of potential energy per unit mass of the object at the s...

    Text Solution

    |

  10. The orbital speed of a satellite revolving around a planet in a ci...

    Text Solution

    |

  11. If L is the angular momentum of a satellite revolving around earth...

    Text Solution

    |

  12. A satellite of mass m is revolving close to surface of a plant of ...

    Text Solution

    |

  13. When energy of a satellite - planet system is positive then satelli...

    Text Solution

    |

  14. If radius of an orbitating satellite is decreased , then its kin...

    Text Solution

    |

  15. Two bodies of masses m and 4m are placed at a distance r. The gravitat...

    Text Solution

    |

  16. If gravitational field Intensity is E at distance R/2 outside from t...

    Text Solution

    |

  17. If potential at the surface of earth is assigned zero value , then p...

    Text Solution

    |

  18. An object is projected horizontally with speed 1/2 sqrt((GM)/R) , fr...

    Text Solution

    |

  19. If acceleration due to gravity at distance d [ < R ] from the c...

    Text Solution

    |

  20. Gravitational potential energy of body of mass m at a height of h abov...

    Text Solution

    |