Home
Class 12
PHYSICS
A solid sphere of mass m is lying at res...

A solid sphere of mass `m` is lying at rest on a rough horizontal surface. The coefficient of friction between the ground and sphere is `mu`. The maximum value of `F`, so that the sphere will not slip, is equal to

A

`7 mumg//5`

B

`4 mumg//7`

C

`5 mumg//7`

D

`7 mumg//2`

Text Solution

Verified by Experts

The correct Answer is:
C
The magnitude will decreases till the direction of the velocity with respect to man becomes vertical. It will increase thereafter.
Promotional Banner

Topper's Solved these Questions

  • REVIEW TEST

    VIBRANT|Exercise PART - II : PHYSICS|262 Videos

  • TEST PAPERS

    VIBRANT|Exercise PART - II : PHYSICS|56 Videos

Similar Questions

Explore conceptually related problems

A solid sphere of mass 2kg is pulled by a constant force acting at its centre on a rough surface having co-efficient of friciton 0.5 . The maximum value of F so that the sphere rolls without slipping is

A horizontal force F acts on the sphere at its centre as shown. Coefficient of friction between ground and sphere is mu . What is maximum value of F for which there is no slipping?

A solid sphere of mass 3 kg is kept on a horizontal surface. The coefficient of static friction between the surfaces in contact is 2//7 . What maximum force can be applied at the highest point in the horizontal direction so that the sphere does not slip on the surface? (in N )

A solid sphere of masss 0.50 kg si kept on a horizontal surface. The coeffici8ent of static friction between the surfaces in contact is 2/7. What maximum force can be applied at the highest point in the horizontal direction so that the sphere does not slip on the surface?

A mass m rests under the action of a force F as shown in the figure-2.158 on a horizontal surface. The coefficient of friction between the mass and the surface is mu . The force of friction between the mass and the surface is :

A solid sphere of mass M and radius R is placed on a rough horizontal surface. It is stuck by a horizontal cue stick at a height h above the surface. The value of h so that the sphere performs pure rolling motion immediately after it has been stuck is

Figure shows an irregular wedge of mass m placed on a smooth horizontal surface. Part BC is rough. If the coefficient of friction between the block and wedge is mu , and the block comes to rest with respect to wedge at a point E on the rough surface then BE will be

A hollow sphere of mass m and radius R is rolling downdard on a rough inclined plane of inclination theta . If the coefficient of friction between the hollow sphere and incline is mu , then

VIBRANT-REVIEW TEST-PART - II : PHYSICS
  1. The range of a projectile fired at an angle of 15^@ is 50 m. If it is ...

    Text Solution

    |

  2. A cork suspended from the bottom of a container filled with water with...

    Text Solution

    |

  3. A solid sphere of mass m is lying at rest on a rough horizontal surfac...

    Text Solution

    |

  4. A particle is moving on a circle of radius R such that at every instan...

    Text Solution

    |

  5. Consider a body, shown in figure, consisting of two identical balls, e...

    Text Solution

    |

  6. The raindrops are hitting the back of a man walking at a speed of 5km/...

    Text Solution

    |

  7. A ping-pong ball of mass m is floating in air by a jet of water emergi...

    Text Solution

    |

  8. An iron ball of mass m, suspended by a light in-extensible string of l...

    Text Solution

    |

  9. A particle is moving along the path given by y=(C )/(6)t^(6) (where C ...

    Text Solution

    |

  10. Two block of same mass m undergo headon collision as shown. E is the c...

    Text Solution

    |

  11. A force given by the relation F = 8t, (F in Newton and t in sec.) acts...

    Text Solution

    |

  12. Two blocks of mass 10 kg and 30 kg are kept as shown in the figure. Th...

    Text Solution

    |

  13. The system shown in the figure is in equilibrium. Masses m(1) & m(2) a...

    Text Solution

    |

  14. A box is failing freely. Inside the box, a particle is projected with ...

    Text Solution

    |

  15. A plank of mass M is moving on a smooth horizontal surface with speed ...

    Text Solution

    |

  16. The spring block system lies on a smooth horizontal surface. The free ...

    Text Solution

    |

  17. A particle moves from rest at A on the surface of a smooth circular cy...

    Text Solution

    |

  18. Initially spring is in natural length and block of mass m is released ...

    Text Solution

    |

  19. A block of mass m tied with a string moves in a vertical plane. A cons...

    Text Solution

    |

  20. On a rough horizontal x-y plane a body starts moving from origin with ...

    Text Solution

    |