Home
Class 12
PHYSICS
A sphare of mass M and radiusR(2) has ...

A sphare of mass M and ` radiusR_(2) ` has a concentric cavity of radius ` R_(1) ` as shown in figure The force F exerted by the sphere on a particle of mass m located at a distance r from the centre of sphere veries as `(0 lerleoo)` .

A

B

C

D

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Medical entrances gallery|37 Videos

  • INTERFERENCE AND DIFFRACTION OF LIGHT

    DC PANDEY ENGLISH|Exercise Level 2 Subjective|5 Videos

Similar Questions

Explore conceptually related problems

A sphere of density rho and radius a has a concentric of radius b as shown in the (a) Sketch the gravitational force exerted by the spehre on the particle of mass m located at a distance r from the centre of the sphere as a function of r in the range 0 le r le oo (b) Sketch the corresponding curve for the potential energy u (r) of the system ,

A sphere of radius 2R and mas M has a spherical cavity of radius R as shown in the figure. Find the value of gravitational field at a point P at a distance of 6R from centre of the sphere.

A solid sphere of mass M and radius R has a spherical cavity of radius R/2 such that the centre of cavity is at a distance R/2 from the centre of the sphere. A point mass m is placed inside the cavity at a distance R/4 from the centre of sphere. The gravitational force on mass m is

A solid sphere of mass M and radius R has a spherical cavity of radius R/2 such that the centre of cavity is at a distance R/2 from the centre of the sphere. A point mass m is placed inside the cavity at a distanace R/4 from the centre of sphere. The gravitational force on mass m is

A conducting sphere of radius R_(2) has a spherical cavity of radius R_(1) which is non concentric with the sphere. A point charge q_(1) is placed at a distance r from the centre of the cavity. For this arrangement, answer the following questions. If q_(1) is shifted to the centre of the cavity, then: (choose the correct alternative)

A conducting sphere of radius R_(2) has a spherical cavity of radius R_(1) which is non concentric with the sphere. A point charge q_(1) is placed at a distance r from the centre of the cavity. For this arrangement, answer the following questions. Electric potential at the centre of the cavity will be :

A cavity of radius R//2 is made inside a solid sphere of radius R . The centre of the cavity is located at a distance R//2 from the centre of the sphere. The gravitational force on a particle of a mass 'm' at a distance R//2 from the centre of the sphere on the line joining both the centres of sphere and cavity is (opposite to the centre of cavity). [Here g=GM//R^(2) , where M is the mass of the solide sphere]

A cavity of radius R//2 is made inside a solid sphere of radius R . The centre of the cavity is located at a distance R//2 from the centre of the sphere. The gravitational force on a particle of a mass 'm' at a distance R//2 from the centre of the sphere on the line joining both the centres of sphere and cavity is (opposite to the centre of cavity). [Here g=GM//R^(2) , where M is the mass of the solide sphere]

A point particle of mass m is released from a distance sqrt(3)R along the axis of a fixed ring of mass M and radius R as shown in figure. Find the speed of particle as it passes through the centre of the ring.

Two concentric spherical shells have masses M_1,M_2 and radii R_1,R_2(R_1ltR_2) . What is the force exerted by this system on a particle of mass m if it is placed at a distance (R_1+R_2)/2 from the center?

DC PANDEY ENGLISH-GRAVITATION-All Questions
  1. The ratio of energy required to raise a satellite to a height h above ...

    Text Solution

    |

  2. A spherical hole is made in a solid sphere of radius R. The mass of th...

    Text Solution

    |

  3. A sphare of mass M and radiusR(2) has a concentric cavity of radius ...

    Text Solution

    |

  4. A small planet is revolving around a very massive star in a circular o...

    Text Solution

    |

  5. If G is the uciversal gravitational constant and p is the uniform dens...

    Text Solution

    |

  6. Speed of a planet in an ellioptical orbit with semimajor axis a about ...

    Text Solution

    |

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

    Text Solution

    |

  8. The radius of a planet is R. A satellite revolves around it in a circl...

    Text Solution

    |

  9. Three solid spheres each of mass m and radius R are released from the ...

    Text Solution

    |

  10. The gravitational force acting on a particle, due to a solid sphere of...

    Text Solution

    |

  11. A satellite is moving in a circular orbit round the earth with a diame...

    Text Solution

    |

  12. A particle of mass m is moved from A to B as show in figure. Then pote...

    Text Solution

    |

  13. Two concentric spherical sheels are as shown in figure. The V - r grap...

    Text Solution

    |

  14. One ring of radius R and mass m and one solid sphere of same mass m an...

    Text Solution

    |

  15. A mass is taken from surface to a height h. The change in potential en...

    Text Solution

    |

  16. If radius of a solid sohere is decreases to half, keeping density of s...

    Text Solution

    |

  17. A particle of mass m is moving along the line y-b with constant accele...

    Text Solution

    |

  18. A particle of mass m is projected upword with velocity v=(v(e))/(2) (v...

    Text Solution

    |

  19. Two particles each of mass m are revolving in circular orbits of radiu...

    Text Solution

    |

  20. There is a concentric hole of radius R in a solid sphere of radius 2R....

    Text Solution

    |