Home
Class 11
PHYSICS
A body of mass m rises to a height h = R...

A body of mass m rises to a height h = R/5 from the surface of the Earth. If g is acceleration due to gravity on the Earth's surface, then the increase in potential energy is (R = radius of Earth

A

`mgh`

B

`4/5 mgh`

C

`5/6 mgh`

D

`6/7 mgh`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • FRICTION IS SOLIDS AND LIQUIDS

    TARGET PUBLICATION|Exercise MCQ (EVALUATION TEST)|21 Videos
  • LAWS OF MOTION

    TARGET PUBLICATION|Exercise EXERCISE|281 Videos

Similar Questions

Explore conceptually related problems

A body of mass m rises to a height h=R//5 from the earth's surface where R is earth's radius. If g is acceleration due to gravity at the earth's surface, the increase in potential energy is

The acceleration due to gravity on the surface of earth varies

A body is taken to a height of nR from the surface of the earth . The ratio of acceleration due to gravity on the surface to that at the altitude is

If R is the radius of the earth and g the acceleration due to gravity on the earth's surface, the mean density of the earth is

A body of mass m is raised to a height 10 R from the surface of the earth, where R is the radius of the earth. Find the increase in potential energy. (G = universal constant of gravitational, M = mass of the earth and g= acceleration due to gravity)

As we go above the earth's surface , the value of acceleration due to gravity increases.

A body of mass m is raised to a height h above the surface of the earth of mass M and radius R until its gravitational potential energy increases by 1/3 mgR. The value of h is

As the height of the object from the surface of the Earth increases,value of 'g' becomes __.

The ratio of acceleration due to gravity at a height 3 R above earth's surface to the acceleration due to gravity on the surface of earth is (R = radius of earth)

Calculate the acceleration due to gravity at a height of 300 km from the surface of the Earth

TARGET PUBLICATION-Gravitation-Exercise
  1. A body falls freely under gravity. Its speed is v when it has lost an ...

    Text Solution

    |

  2. The maximum vertical distance through which a full dressed astronaut c...

    Text Solution

    |

  3. A body of mass m rises to a height h = R/5 from the surface of the Ear...

    Text Solution

    |

  4. Me is the mass of earth and Mm is the mass of moon (Me=81 Mm). The pot...

    Text Solution

    |

  5. Ve and Vp denote the escape velocities from the earth and another plan...

    Text Solution

    |

  6. Escape velocity of a satellite of the earth at an altitude equal to ra...

    Text Solution

    |

  7. If the earth suddenly contracts so that its radius reduces by 4% with ...

    Text Solution

    |

  8. To have an earth satellite synchronous with the rotation of the earth,...

    Text Solution

    |

  9. The relay satellite transmits the T.V programme continously from one p...

    Text Solution

    |

  10. If a body is released from an artificial satellite then

    Text Solution

    |

  11. The orbital speed of Jupiter is

    Text Solution

    |

  12. The critical velocity of a satellite of mass l 00 kg is 20 km/hr. The ...

    Text Solution

    |

  13. The mean radius of the earth is R, its angular speed on its own axis i...

    Text Solution

    |

  14. The orbital velocity of a satellite very near to the surface of earth ...

    Text Solution

    |

  15. A Satellite is launched into a circular orbit of radius R around the e...

    Text Solution

    |

  16. Time period of revolution of a nearest satellite around a planet of ra...

    Text Solution

    |

  17. A satellite is moving very close to a planet of density 8xx10^3kgm^(-3...

    Text Solution

    |

  18. If two identical satellites are at R and 7R away from earth surface, t...

    Text Solution

    |

  19. A satellite of mass m moves around the Earth in a circular orbit with ...

    Text Solution

    |

  20. If g is the acceleration due to gravity and R is radius of earth, the ...

    Text Solution

    |