Home
Class 11
PHYSICS
The value of the escape velocity from th...

The value of the escape velocity from the earth is `v_e`. If the radius of a planet is 4 times that of the earth and its density is 9 times the density of the earth, then the value of the escape velocity from that planet will be

A

`6 v_e`

B

`12 v_e`

C

`20 v_e`

D

`36 v_e`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NEWTONIAN GRAVITATION AND PLANETARY MOTION

    CHHAYA PUBLICATION|Exercise EXERCISE (Very Short Answer Type Questions)|67 Videos

  • NEWTONIAN GRAVITATION AND PLANETARY MOTION

    CHHAYA PUBLICATION|Exercise EXERCISE (Short Answer Type Questions-I)|12 Videos

  • NEWTONIAN GRAVITATION AND PLANETARY MOTION

    CHHAYA PUBLICATION|Exercise HIGHER ORDER THINKING SKILL (HOTS) QUESTIONS|41 Videos

  • NEWTON'S LAWS OF MOTION

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|24 Videos

  • ONE - DIMENSIONAL MOTION

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|19 Videos

Similar Questions

Explore conceptually related problems

What is the value of escape velocity of earth?

From the surface of the moon, give the value of the escape velocity .

The mass of a planet is 4 times the mass of the earth and its radius is 2 times the radius of the earth. The acceleration due to gravity on that planet is

The escape velocity from the earth is v_e . If both the mass and the radius of a planet are twice that of the earth, then the escape velocity from that planet will be

The acceleration due to gravity on the surface of the earth is 9.8 m*s^(-2) . The size of a planet is the same as that of the earth, but its density is twice the density of the earth. The value of the acceleration due to gravity on that planet is

The value of the escape velocity of a body thrown vertically upwards from the surface of the earth is v. if the body is thrown making an angle theta with the vertical, then the value of the escape velocity will be

Does the value of escape veloity is same at moon and earth?

Gravitational acceleration on the surface of a planet is (sqrt(6)//11) g, where g is the gravitational acceleration on the surface of the earth. The average mass density of the planet is 2/3 times that of the earth. If the escape speed on the surface of the earth is taken to be 11 km*s^(-1) , the escape speed on the surface of the planet in km*s^(-1) will be

CHHAYA PUBLICATION-NEWTONIAN GRAVITATION AND PLANETARY MOTION-EXERCISE (Multiple choice Questions)
  1. The escape velocity of a particle of mass m is

    Text Solution

    |

  2. The value of the escape velocity of a body thrown vertically upwards f...

    Text Solution

    |

  3. The value of the escape velocity from the earth is ve. If the radius ...

    Text Solution

    |

  4. The escape velocity of a planet is ve. From this planet a particle is...

    Text Solution

    |

  5. Escape speed on the surface of a planet varies with the mass m of a bo...

    Text Solution

    |

  6. The escape velocity of a body on the surface of earth is 11.2 km/ s. I...

    Text Solution

    |

  7. Keeping the mass constant , if the radius of the earth is halved, then...

    Text Solution

    |

  8. The weight of a body on the surface of the earth is W. The weight of t...

    Text Solution

    |

  9. A planet in elliptical orbit around a star moves form the point in its...

    Text Solution

    |

  10. The height of a geostationary satellite from the surface of the earth...

    Text Solution

    |

  11. Two satellite of masses m1 and m2 (m1 gt m2) are revolving around the ...

    Text Solution

    |

  12. Two satellites A and B are revolving along circular paths of the same...

    Text Solution

    |

  13. Two planet are revolving around the sun. their time periods of revolut...

    Text Solution

    |

  14. The centripetal force necessary for an artificial satellite revolving ...

    Text Solution

    |

  15. The radii of the orbits of two satellite A and B revolving around a p...

    Text Solution

    |

  16. In the case of the motion of a planet

    Text Solution

    |

  17. Two small artificial satellite are revolving around the earth in two c...

    Text Solution

    |

  18. If the gravitational force is inversely proportional to the n -th powe...

    Text Solution

    |

  19. A satellite of mass m is revolving around the earth at a height x abov...

    Text Solution

    |

  20. The ratio of the magnitudes of the kinetic energy and the potential en...

    Text Solution

    |