Home
Class 12
PHYSICS
The body of mass 400 g slides on a rough...

The body of mass 400 g slides on a rough horizontal surface. If the frictional force is 3.0 N, find (a). the angle made by the contact force on the body with the vertical and (b). the magnitude of the contact force. Take `g=10 m/s^2`

A

`37^(@)`

B

`53^(@)`

C

`63^(@)`

D

`27^(@)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • KINETIC THEORY OF GASES

    DISHA|Exercise physics|30 Videos

  • MAGNETIC EFFECTS OF CURRENT

    DISHA|Exercise physics|80 Videos

Similar Questions

Explore conceptually related problems

A block is sliding on a rough horizontal surface. If the contact force on the block is sqrt2 times the frictional force, the coefficient of friction is

A body of mass m is kept on a rough horizontal surface of friction coefficient m . A force P is applied horizontally , but the body is not moving .Find the net force F excerted by the surface on the body .

A body of mass 10 kg slides a long a rough horizontal surfce. The coefficient of friction is 1//sqrt(3) . Taking g=10m//s^(2) . The least force which acts at an angle of 30^(@) to the horizontal is

A block of mass 20 kg is placed on a rough horizontal surface. When a force of 80 N is applied at an angle of 30°with the horizontal, the block just begins to slide. What is the coefficient of static friction ? (g= 10m//s^2 )

A body of mass M is kept n a rough horizontal surfasce (friction coefficient =mu). A person is trying to pull he body by applying a horizontal force but the body is not moving. The force by the surface on A is F, where

DISHA-LAWS OF MOTION-physics
  1. Statement I: Block A is moving on the horizontal surface towards right...

    Text Solution

    |

  2. Statement– 1 : In the given fig. "a"=(("m"(2)-"m"(1))/("m"(1)+"m"(2)))...

    Text Solution

    |

  3. The body of mass 400 g slides on a rough horizontal surface. If the fr...

    Text Solution

    |

  4. The body of mass 400 g slides on a rough horizontal surface. If the fr...

    Text Solution

    |

  5. The coefficient of static friction between a block of mass m and an in...

    Text Solution

    |

  6. The coefficient of static friction between the two blocks shown in fig...

    Text Solution

    |

  7. Block A weighs 4 N and block weigh 8 N The coefficient of kinetic fric...

    Text Solution

    |

  8. Block A weighs 4 N and block weigh 8 N The coefficient of kinetic fric...

    Text Solution

    |

  9. Block A weight 4N and block B weighs 8N The coefficient of kinetic fri...

    Text Solution

    |

  10. Find the maximum value of (M/m) in the situation shown in figure so th...

    Text Solution

    |

  11. A block placed on a horizotnal surface is being pushed by a force F ma...

    Text Solution

    |

  12. Assuming the length of a chain to be L and coefficient of static frict...

    Text Solution

    |

  13. If the coefficient of friction between an insect and bowl is mu and th...

    Text Solution

    |

  14. A body of mass m is released from the top of a rough inclined plane as...

    Text Solution

    |

  15. A block of mass 2 kg is placed on the floor. The coefficient of static...

    Text Solution

    |

  16. A block is kept on a horizontal table. The stable is undergoing simple...

    Text Solution

    |

  17. Two cars of unequal masses use similar tyres. If they are moving at th...

    Text Solution

    |

  18. Consider the situation shown in figure. The wall is smooth but the sur...

    Text Solution

    |

  19. A block is placed on a rough floor and a horizontal force F is applie...

    Text Solution

    |

  20. The contact force exerted by a body A on another body B is equal to th...

    Text Solution

    |