Home
Class 12
PHYSICS
Statement-1: For the calculation of grav...

Statement-1: For the calculation of gravitational force between any two uniform spherical shells, they can always be replaced by particles of same mass placed at respective centres.
Statement-2: Gravitational field of a uniform spherical shell out side it is same as that of particle of same mass placed at its centre of mass.

A

Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.

B

Statement-1 is true, statement-2 is true and statement-2 is NOT the correct explanation for statement-1.

C

Statement-1 is true, statement-2 is false.

D

Statement -1 is false, statement -2 is true.

Text Solution

Verified by Experts

The correct Answer is:
D
They cannot be replaced by point masses if they are kept inside one another.
Promotional Banner

Topper's Solved these Questions

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Multiple objective|131 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Subjective|107 Videos

  • MASTER PRACTICE PROBLEM

    BANSAL|Exercise Comphrehension|134 Videos

  • FLUID MECHANICS

    BANSAL|Exercise PYQS AIEEE|10 Videos

  • SEMICONDUCTORS

    BANSAL|Exercise CBSE Question|32 Videos

Similar Questions

Explore conceptually related problems

A uniform spherical shell gradually shrinks maintainig its shape. The gravitational potential at the centre

A particle of mass M is placed at the centre of a uniform spherical shell of equal mass and radius a. Find the gravitational potential at a point P at a distance a/2 from the centre.

A particle of mass m is placed at the centre of a unifrom spherical shell of mass 3 m and radius R The gravitational potential on the surface of the shell is .

A particel of mass M is placed at the centre of a inform spherical shell of mass 2M and radius R. The gravitational potential on the surface of the shell is

The gravitational force between two particles of masses m_(1) and m_(2) separeted by the same distance, then the gravitational force between them will be

If two particles each of mass m are placed at the two vertices of an equilateral triangle of side a , then the resultant gravitational force on mass m placed at the third vertex is

find the gravitational force of attraction between a uniform sphere of mass M and a uniform rod of length L and mass m, placed such that r is the distance between the centre of the sphere and the near end of the road.

Find the gravitational potential due to a spherical shell of mass M and radius R at r lt R and r gt R , where r is the distance from the centre of the shell.

A particle of mass M is placed at the centre of a spherical shell of same mass and radius a. What will be the magnitude of the gravitational potential at a point situated at a/2 distance from the centre ?

BANSAL-MASTER PRACTICE PROBLEM-Reasoning
  1. Figure shows a rigid body that is mirror symmetric about a plane and r...

    Text Solution

    |

  2. Consider a semicircular ring with mass m and radius R as shown in figu...

    Text Solution

    |

  3. Statement-1: For the calculation of gravitational force between any tw...

    Text Solution

    |

  4. Statement-1: Assuming zero potential at infinity, the gravitational po...

    Text Solution

    |

  5. Statement-1: Period of revolution of satellite in circular orbit aroun...

    Text Solution

    |

  6. Statement-1: It takes more fuel for a spacecraft to travel from the ea...

    Text Solution

    |

  7. A block of ice on earth floats on water with 9//10 of its volume subme...

    Text Solution

    |

  8. Statement-1: When an object is completely submerged in a liquid, the b...

    Text Solution

    |

  9. Statement-1: Coefficient of viscosity of liquid decreases while that o...

    Text Solution

    |

  10. In a standard resonance column experiment assuming negligible end corr...

    Text Solution

    |

  11. Two tunning forks produce a beat frequency of 2 Hz in air The same tun...

    Text Solution

    |

  12. Statement-1: Due to the motion of listener, the frequency of the sound...

    Text Solution

    |

  13. Statement-1: If the atmospheric pressure increases, sound travels fast...

    Text Solution

    |

  14. Statement-1: The level of water (initially at 0^(@)C) in a vessel (whi...

    Text Solution

    |

  15. Statement-1: At a steelworks, molten iron is heated to 1500^(@)C to re...

    Text Solution

    |

  16. Statement-1: Evaporation cools our body. Statement-2: When a body ra...

    Text Solution

    |

  17. Two identical objects A and B are at temperature T(A) and T(B) respect...

    Text Solution

    |

  18. Statement-1: A body is emitting primarily red light. As the temperatur...

    Text Solution

    |

  19. Statement-1: Two rigid, identical and uniformly charged non conducting...

    Text Solution

    |

  20. Statement-1: Suppose that a Gaussian surface enclose no net charge. Ga...

    Text Solution

    |