Home
Class 11
PHYSICS
If a body is to be projected vertically ...

If a body is to be projected vertically upwards from earth's surface to reach a height of `10R` where `R` is the radius of earth. The velocity required to be is

Text Solution

Verified by Experts

The correct Answer is:
`sqrt((20)/(11))gR`
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs|17 Videos

  • FLUID MECHANICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems|86 Videos

  • KINEMATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Pro.|83 Videos

Similar Questions

Explore conceptually related problems

If a body is to be projected vertically upwards from earth's surface to reach a height of 10R where R is the radius of earth. The velocity required to be si is

A body is to be projected vertically upwards from earth's surface to reach a height of 9R , where R is the radius of earth. What is the velocity required to do so? Given g=10ms^(-2) and radius of earth =6.4xx10^(6)m .

The initial velocity v_(i) required to project a body vertically upward from the surface of the earth to reach a height of 10R, where R is the radius of the earth, may be described in terms of escape velocity v_(e ) such that v_(i)= sqrt((x)/(y)) xx v_(e ) . The value of x will be __________ .

Calculate the velocity with which a body must be thrown vertically upward from the surface of the earth so that it may reach a height of 10R , where R is the radius of the earth and is equal to 6.4 xx 10^(6)m. (Given: Mass of the earth = 6 xx 10^(24) kg , gravitational constant G = 6.7 xx 10^(-11) N m^(2) kg^(-2) )

A body is projected vertically upwards from the earth's surface. The body reaches a height equal to one half of radius of earth. Calculate the initial speed with which the body was projected initially. Radius of earth = 6,400 km Mass of earth = 6 xx 10^(24) kg

A body is projected vertically upward from the surface of the earth, then the velocity-time graph is:-

A body is projected vertically upwards from the surface of earth with a velocity equal to half the escape velocity. If R be the radius of earth, maximum height attained by the body from the surface of earth is ( R)/(n) . Find the value of n.

A particle is throws vertically upwards from the surface of earth and it reaches to a maximum height equal to the radius of earth. The radio of the velocity of projection to the escape velocity on the surface of earth is

A body is projected vertically upwards from the surface of a planet of radius R with a velocity equal to hall the escape velocity for that planet. The maximum height attained by the body is

PHYSICS GALAXY - ASHISH ARORA-GRAVITATION-Unsolved Numerical
  1. Suppose Moon's orbital motion around the earth is suddenly stopped. Ma...

    Text Solution

    |

  2. Distance between the centres of two stars is 10alpha. The masses of th...

    Text Solution

    |

  3. If a body is to be projected vertically upwards from earth's surface t...

    Text Solution

    |

  4. A satellite of mass , os revolving round the eartj at height of 10R, w...

    Text Solution

    |

  5. A sapceship nears the Moon along a parabolic trajectory that almost to...

    Text Solution

    |

  6. If Earth be at one half its present distance from the sun, how many da...

    Text Solution

    |

  7. At what height from the ground will the value of ‘ g ’ be the same as ...

    Text Solution

    |

  8. A Body moving radially away from a planet of mas M, when at distance r...

    Text Solution

    |

  9. Two equal masses each in are hung from a balance whose scale pans diff...

    Text Solution

    |

  10. The acceleration due to gravity about the earth's surface would be hal...

    Text Solution

    |

  11. A ring of radius R = 4m is made of a highly dense material. Mass of th...

    Text Solution

    |

  12. For particles of equal masses M that move along a circle of radius R u...

    Text Solution

    |

  13. The density of the core a planet is rho(1) and that of the outer shell...

    Text Solution

    |

  14. A planet A moves along an elliptical orbit around the Sun. At the mome...

    Text Solution

    |

  15. If gravitational forces between a planet and a satellite is proportion...

    Text Solution

    |

  16. A uniform sphere of radius a and density rho is divided in two parts b...

    Text Solution

    |

  17. A uniform sphere has a mass M and radius R. Find the pressure p inside...

    Text Solution

    |

  18. A meteorite approaching a planet of mass M (in the straight line passi...

    Text Solution

    |

  19. Two satellites of the earth move in the sme plane with radii a and b,b...

    Text Solution

    |

  20. Two lead spheres of 20 cm and 2 cm diametre respectively are planet wi...

    Text Solution

    |