Home
Class 12
PHYSICS
The ratio of escape velocity at earth (V...

The ratio of escape velocity at earth `(V_(e))` to the escape velocity at a planet `(V_(p))` whose radius and mean density are twice as that of earth is

A

`1:sqrt(2)`

B

`1:2`

C

`1 :2 sqrt(2)`

D

`1:4`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

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

  • GRAVITATION

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT SECTION - B (OBJECTIVE TYPE QUESTIONS)|22 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

The ratio of escape velocity at earth (v_(e)) to the escape velocity at a planet (v_(y)) whose radius and density are twice

The escape velocity from the earth is about 11 km/s. The escape velocity from a planet having twice the radius and the twice mean density as the earth, is

The escape Velocity from the earth is 11.2 Km//s . The escape Velocity from a planet having twice the radius and the same mean density as the earth, is :

Escape velocity on earth is 11.2 "kms"^(-1) what would be the escape velocity on a planet whose mass is 1000 times and radius is 10 times that of earth ?

The escape velocity from the surface of the earth is V_(e) . The escape velcotiy from the surface of a planet whose mass and radius are three times those of the earth, will be

Two escape speed from the surface of earth is V_(e) . The escape speed from the surface of a planet whose mass and radius are double that of earth will be.

The escape velocity at the surface of Earth is approximately 8 km/s. What is the escape velocity for a planet whose radius is 4 times and whose mass is 100 times that of Earth?

On which quantity the escape velocity for earth does not depend on

Escape velocity at earth's surface is 11.2km//s . Escape velocity at the surface of a planet having mass 100 times and radius 4 times that of earth will be

g_(e) and g_(p) denote the acceleration due to gravity on the surface of the earth and another planet whose mass and radius are twice as that of earth. Then

AAKASH INSTITUTE ENGLISH-GRAVITATION -ASSIGNMENT SECTION - C (PREVIOUS YEARS QUESTIONS)
  1. A satellite of mass m is orbiting the earth (of radius R) at a height ...

    Text Solution

    |

  2. At what height from the surface of earth, the gravitation potential an...

    Text Solution

    |

  3. The ratio of escape velocity at earth (V(e)) to the escape velocity at...

    Text Solution

    |

  4. A satellite S is moving in an elliptical orbit around the earth. The m...

    Text Solution

    |

  5. A remote-sensing satellite of earth revolves in a circular orbit at a ...

    Text Solution

    |

  6. Kepler's third law states that square of period of revolution (T) of a...

    Text Solution

    |

  7. Dependence of intensity of gravitational field (E) of the earth with d...

    Text Solution

    |

  8. A body of mass m taken from the earth's surface to the height equal to...

    Text Solution

    |

  9. Infinite number of bodies, each of mass 2 kg are situated on x-axis at...

    Text Solution

    |

  10. A spherical planet has a mass M(p) and D(p). A particle of mass m fall...

    Text Solution

    |

  11. A geostationary satellite is orbiting the earth at a height of 5R abov...

    Text Solution

    |

  12. The height at which the weight of a body becomes 1//6 th, its weight o...

    Text Solution

    |

  13. If v(e ) is escape velocity and v(o) is orbital velocity of a satellit...

    Text Solution

    |

  14. Which one of the following plots represents the variation of gravitati...

    Text Solution

    |

  15. A planet moving along an elliptical orbit is closest to the sun at a d...

    Text Solution

    |

  16. A particle of mass M is situated at the centre of a spherical shell of...

    Text Solution

    |

  17. A particle of mass m is thrown upwards from the surface of the earth, ...

    Text Solution

    |

  18. The radii of circular orbits of two satellites A and B of the earth ar...

    Text Solution

    |

  19. A particle of mass M is placed at the centre of a uniform spherical sh...

    Text Solution

    |

  20. The additional kinetic energy to be provided to a satellite of mass m ...

    Text Solution

    |