Home
Class 12
PHYSICS
A uniform thin rod mass m and length R i...

A uniform thin rod mass m and length R is placed normally on surface of a solid uniform sphere of mass m and radius R as shown. Then the magnitude of gravitational force exerted by the sphere on the rod is:

A

a > b > c

B

a > c > b

C

b > a > c

D

c > a > b

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise EXERCISE - II|61 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • UNITS AND MEASUREMENT

    AAKASH SERIES|Exercise PRACTICE EXERCISE|45 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE - III|3 Videos

  • UNITS AND MEASUREMENTS

    AAKASH SERIES|Exercise EXERCISE -3|66 Videos

Similar Questions

Explore conceptually related problems

A uniform thin rod of mass m and length R is placed normally on surface of earth as shown. The mass of earth is M and its radius R . Then the magnitude of gravitational force exerted by earth on the rod is

A uniform thin rod of mass m and length R is placed normally on surface of earth as shown. The mass of earth is M and its radius is R. If the magnitude of gravitational force exerted by earth on the rod is (etaGMm)/(12R^(2)) then eta is

A uniform thin rod of mass m and length R is placed normally on surface of earth as shown. The mass of earth is M and its radius is R. If the magnitude of gravitational force exerted by earth on the rod is (etaGMm)/(12R^(2)) then eta is

Consider a thin uniform spherical layer of mass M and radius R. The potential energy of gravitational interaction of matter forming this shell is :

A uniform ring of mas m and radius a is placed directly above a uniform sphere of mass M and of equal radius. The centre of the ring is at a distance sqrt3 a from the centre of the sphere. Find the gravitational force exerted by the sphere on the ring.

A uniform ring of mas m and radius a is placed directly above a uniform sphere of mass M and of equal radius. The center of the ring is at a distance sqrt3 a from the center of the sphere. Find the gravitational force exerted by the sphere on the ring.

A uniform ring of mas m and radius a is placed directly above a uniform sphere of mass M and of equal radius. The centre of the ring is at a distance sqrt3 a from the centre of the sphere. Find the gravitational force exerted by the sphere on the ring.

A particle of mass 1 kg is kept on the surface of a uniform sphere of mass 20 kg and radius 1.0 m . Find the work to be done against the gravitational force between them to take the particle away from the sphere.

A point mass m is placed inside a spherical shell of radius R and mass M at a distance R/2 form the centre of the shell. The gravitational force exerted by the shell on the point mass is

Find the moment of inertia of a uniform sphere of mass m and radius R about a tangent if the spheres (1) solid (ii) hollow?

AAKASH SERIES-UNITS AND MEASUREMENT-EXERCISE - I
  1. The pair of physical quantities having the same dimensional formula ar...

    Text Solution

    |

  2. The pair of physical quantities not having the same dimensional formul...

    Text Solution

    |

  3. A uniform thin rod mass m and length R is placed normally on surface o...

    Text Solution

    |

  4. Unit of magnetic induction field B is

    Text Solution

    |

  5. S.I unit of Electric intensity is

    Text Solution

    |

  6. Which of the following expression is correct?

    Text Solution

    |

  7. Find SI units of thermal resistance.

    Text Solution

    |

  8. Dimensional formula of Intensity of magnetization is

    Text Solution

    |

  9. The dimensional formula of the physical quantity whose S.I. unit is fa...

    Text Solution

    |

  10. Bond energies can be obtained by using the following relation: DeltaH ...

    Text Solution

    |

  11. The pair of quantities haivng neither units nor dimensions is

    Text Solution

    |

  12. Dimensionless quantity is

    Text Solution

    |

  13. Dielectric constant has the same dimensions as

    Text Solution

    |

  14. the dimensions of electric currect in electric conductivity are

    Text Solution

    |

  15. Choose the false statement

    Text Solution

    |

  16. Assertion:Relative magnetic permeability has no units and no dimension...

    Text Solution

    |

  17. (he)/(4 pi m) has the same dimensions as (h = Planck's constant , e =...

    Text Solution

    |

  18. M/(Vr) has the dimensions of (M = Magnetic moment, V = velocity , r = ...

    Text Solution

    |

  19. The dimensional formula for the capacitance of a capacitor is

    Text Solution

    |

  20. The SI unit of magneitc flux is

    Text Solution

    |