Home
Class 11
PHYSICS
A horizontal force F acts on the block o...

A horizontal force `F` acts on the block of mass `m` and the block remains stationary, thr value of friction force is.

A

`mumg`

B

`mumg-F`

C

F

D

zero

Text Solution

Verified by Experts

The correct Answer is:
C

`f_(s)gtF` (Since block is stationary)
`f=F` .
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    A2Z|Exercise Dynamics Of Circular Motion|31 Videos
  • NEWTONS LAWS OF MOTION

    A2Z|Exercise Problems Based On Mixed Concepts|51 Videos
  • NEWTONS LAWS OF MOTION

    A2Z|Exercise Applications Of Newton'S Laws Of Motion|33 Videos
  • MOTION IN TWO DIMENSION

    A2Z|Exercise Chapter Test|29 Videos
  • OSCILLATION AND SIMPLE HARMONIC MOTION

    A2Z|Exercise Chapter Test|29 Videos

Similar Questions

Explore conceptually related problems

In previous question, if a horizontal force F=mumg//2 act on the block and the block remains stationary, then tension in string is.

Friction force acting on the block is?

In previous question, if we pull the block by the force F making an angle theta and the block remains stationary, the value of friction force is.

A small block of mass of 0.1 kg lies on a fixed inclined plane PQ which makes an angle theta with the horizontal. A horizontal force of 1N acts on the block through its centre of mass as shown in figure. The block remains stationary if (take g=10m//s^2 )

The frictional force acting on 1 kg block is

A horizontal force F is applied such that the block remains stationary, then which of the following statement is false

A small block of mass of 0.1 kg lies on a fixed inclined plane PQ which makes an angle theta with the horizontal. A horizontal force of 1N acts on the block through its centre of mass as shown in the figure. The block remains stationary if ( take g=10 m//s^(2))

Find the minimum value of horizontal force (F) required on the block of mass m to keep it at rest on the wall. Given the coefficient of friction between the surfaces is mu .

Two blocks A and B of masses m_(A) and m_(B) have velocity v and 2v respectively at a given instant A horizontal force F acts on the block A There is no friction between ground and block B and coefficient of friction between A and B is mu The friction

A2Z-NEWTONS LAWS OF MOTION-Basic Concept Of Static And Kinetic Frictions
  1. A body of mass 2 kg at rest on a horizontal table. The coefficient of ...

    Text Solution

    |

  2. A block of mass 3kg is placed on a rough horizontal surface (mu(s)=0.4...

    Text Solution

    |

  3. A horizontal force F acts on the block of mass m and the block remains...

    Text Solution

    |

  4. In previous question, if we pull the block by the force F making an an...

    Text Solution

    |

  5. In Q . 120, the minimum force F required to pull it. (mu=(1)/(2))is:

    Text Solution

    |

  6. A block of mass m is stationary on a horizontal surface. It is connect...

    Text Solution

    |

  7. In previous question, if a horizontal force F=mumg//2 act on the block...

    Text Solution

    |

  8. A body of mass 2kg is placed on a horizontal surface having kinetic fr...

    Text Solution

    |

  9. In previous question, if the force applied on the body is 20N , the ac...

    Text Solution

    |

  10. A rectanglar body is held at rest by pressing it againts a vertical wa...

    Text Solution

    |

  11. A block of weight W is held against a vertical wall by applying a hori...

    Text Solution

    |

  12. A block pressed against the vertical wall is in equilibrium. The minim...

    Text Solution

    |

  13. In previous question, if mu=0.3 the acceleration of the block will be:

    Text Solution

    |

  14. A force of 100N is applied on a block of mass 3kg as shown in the figu...

    Text Solution

    |

  15. In previous problem the acceleration o fbolck is.

    Text Solution

    |

  16. Figure shows two block A and B pushed against the wall with the force ...

    Text Solution

    |

  17. A block of mass 1kg is at rest on a horizontal table. The coefficient ...

    Text Solution

    |

  18. A box mass m kg is placed on the rear side of an open truck accelerati...

    Text Solution

    |

  19. A body of mass 8kg lies on a rough horizontal table. It is observed th...

    Text Solution

    |

  20. A body of mass 40kg resting on a rough horizontal surface is subjected...

    Text Solution

    |