Home
Class 11
PHYSICS
Two bodies A and B of mass 5 kg and 10 k...

Two bodies A and B of mass 5 kg and 10 kg contact with each other rest on a table against a rigid The coefficient of friction between the bodies and the table is 0.05 A force of 200 N is applied horizontal on A What are (a) the reaction of thee wall (b) the the action , reaction forces between A & B ? What happens when the wall is removed ? Does the answer to (b) Change , when the bodies are in motion ? Ignore differnce between `mu_(s)` and `mu_(k)`
.

Promotional Banner

Topper's Solved these Questions

  • LAWS OF MOTION : FRICTION

    SL ARORA|Exercise Problems|17 Videos

  • LAWS OF MOTION : FRICTION

    SL ARORA|Exercise Self Practice|95 Videos

  • Laws of Motion

    SL ARORA|Exercise Exercise|627 Videos

  • Mathematical tools

    SL ARORA|Exercise Exercise|20 Videos

Similar Questions

Explore conceptually related problems

A body of mass 2 kg at rest on a horizontal table. The coefficient of friction between the body and the table is 0.3 . A force of 5N is applied on the body. The force of friction is

A body of mass 2kg is at rest on a horizontal table. The coefficient of friction between the body and the table is 0.3 . A force of 5N is applied on the body. The acceleration of the body is.

Two blocks A and B of masses 10 kg and 15 kg are placed in contact with each other rest on a rough horizontal surface as shown in the figure. The coefficient of friction between the blocks and surface is 0.2. A horizontal force of 200 N is applied to block A. The acceleration of the system is ("Take g"=10ms^(-2))

Two block A and B of masses 5 kg. and 3 kg. respectively rest on smooth horizontal surface with B over A. The coefficient of friction between A and B. 0.5 the maximum horizontal force that can be applied to A so that there will be motion of A and B without separation is :-

The coefficient of static friction between two blocks is 0.5 and the table is smooth. The maximum horizontal force that can be applied to move the blocks together is N. (take g = 10 ms^(-2) )

A body of mass 2 kg is placed on rough horizontal plane. The coefficient of friction between body and plane is 0.2 Then,

Two blocks of masses 4 kg and 2 kg are in contact with each other on an inclined plane of inclination 30^(@) as shown in the figure . The coefficient of friction between 4 kg mass and the inclined plane is 0.3 , whereas between 2 kg mass and the plane is 0.2 . find the contact force between the blocks .

SL ARORA-LAWS OF MOTION : FRICTION-Self Practice
  1. Two bodies A and B of mass 5 kg and 10 kg contact with each other rest...

    Text Solution

    |

  2. A force acts for 10 s on a body of mass 10 kg after which the force ce...

    Text Solution

    |

  3. A truck starts from rest and rolls down a hill with a constant acceler...

    Text Solution

    |

  4. A force of 5N gives a mass m(1), an acceleration of 8 m//s^(2), and a ...

    Text Solution

    |

  5. A body of mass 1 kg is acted upon by a force of 4000 dyne. As a result...

    Text Solution

    |

  6. A motor car of mass 20 quintal moving with velocity of 60 kmh^(-1), b...

    Text Solution

    |

  7. In an X-ray machine an electron is subjected to a force of 10^(-23) N ...

    Text Solution

    |

  8. A stone of mass 5kg falls from the top of a cliff 50m high and buries ...

    Text Solution

    |

  9. A bus starts from rest accelerating unifromly with 4 ms^(-2) . At t =...

    Text Solution

    |

  10. A motor car running at the rate of 7ms^(1) can be stooped by applying ...

    Text Solution

    |

  11. A force of 50N is inclined to the vertical at an angle of 30^(@) Find ...

    Text Solution

    |

  12. A sooterist moving with a speed of 36kmh^(-1) sees a child standing in...

    Text Solution

    |

  13. A ship of mass 3xx10^7kg initially at rest, is pulled by a force of 5x...

    Text Solution

    |

  14. A body of mass 5 kg is acted upon by two perpendicular forces of 4 N a...

    Text Solution

    |

  15. Forces of 5sqrt2 and 6sqrt2N are acting on a body of mass 1000 kg at a...

    Text Solution

    |

  16. A bullet of mass 50g moving with a speed of 500 ms^(-1) is brought to ...

    Text Solution

    |

  17. A cricket ball of mass 150 kg is moving with a velocity of 12 m//s and...

    Text Solution

    |

  18. A hammer weighing 3 kg moving with a velocity of 10ms^(-1) strikes aga...

    Text Solution

    |

  19. A rubber ball of mass 50g falls from a height of 100cm and rebounds to...

    Text Solution

    |

  20. Two billiard balls each of mass 0 .05 kg moving in opposite directions...

    Text Solution

    |

  21. A machine gun has a mass of 20kg It fires 30g bullets at the rate of 4...

    Text Solution

    |