Home
Class 11
PHYSICS
A block of mass m and surface area A jus...

A block of mass m and surface area A just begins to slide down an inclined plane when the angle of inclination is `pi//5`. Keeping the mass of the block same, if the surface area is doubled the inclination of the plane at which the block starts sliding will be .

A

`pi//5`

B

`pi//10`

C

`pi//5`

D

`pi//5sqrt2`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    NARAYNA|Exercise LEVEL -I (C.W)|47 Videos
  • NEWTONS LAWS OF MOTION

    NARAYNA|Exercise LEVEL -II (C.W)|71 Videos
  • NEWTONS LAWS OF MOTION

    NARAYNA|Exercise PASSAGE TYPE QUESTION|6 Videos
  • MOTION IN A STRAIGHT LINE

    NARAYNA|Exercise Level 2 H.W|29 Videos
  • OSCILLATIONS

    NARAYNA|Exercise EXERCISE - IV|41 Videos

Similar Questions

Explore conceptually related problems

A block of mass 5 kg and surface area 2m^(2) just begins to slide down an inclined plane when the angle on inclination is 30^(@) . Keeping mass same, the surface area of the block is doubled. The angle is which this starts sliding down is

A block of mas m begins to slide down on an inclined plane of inclination theta . The force of friction will be

A block of mass 10 kg is placed on an inclined plane when the angle of inclination is 30^(@) . The block just begins to slide down the plane. The force of static friction is

A block of mass m is released from the top of fixed inclined smooth plane. if theta is the angle of inclination then vertical accelertion of block is

A block is placed on an inclined plane. The angle of inclination of the plane is such that the block slides down the plane at a constant speed. The coefficient of kinetic friction is

A block slides down on inclined plane (angle of inclination 60^(@) ) with an accelration g//2 Find the coefficient friction

A block of mass m rests on a rough inclined plane. The coefficient of friction between the surface and the block is µ. At what angle of inclination theta of the plane to the horizontal will the block just start to slide down the plane?

A mass of 1 kg is just able to slide down the slope of an inclined rough surface when the angle of inclination is 60^(@) The minima force necessary to pull the mass up the inclined plane is: (g=10 m//s^(2))

NARAYNA-NEWTONS LAWS OF MOTION-C.U.Q
  1. The limiting friction between two surface does not depend

    Text Solution

    |

  2. To avoid slipping while walking on ice, one should take smaller steps ...

    Text Solution

    |

  3. In order to stop a car in shortest disatance on a horizontal road one ...

    Text Solution

    |

  4. A body rests a rough horizontal plane A force is applied to the body d...

    Text Solution

    |

  5. A lift is moving down with an acceleration equal to the acceleration d...

    Text Solution

    |

  6. A body is struck to the front part of the truck. The coefficient of fr...

    Text Solution

    |

  7. When a bicycle is motion the force of friction exerted by the ground o...

    Text Solution

    |

  8. A body of mass M is applying horizontal force to slide a box of mass M...

    Text Solution

    |

  9. When a person walks on a rough surface .

    Text Solution

    |

  10. The maximum speed of a car on a curved path of radius 'r' and the coef...

    Text Solution

    |

  11. The angle which the rough inclined plane makes with the horizontal whe...

    Text Solution

    |

  12. A body of mass M is placed on a rough inclined plane of inclination th...

    Text Solution

    |

  13. It is easier to pull a lawn roller than to push it because pulling .

    Text Solution

    |

  14. A block of mass m and surface area A just begins to slide down an incl...

    Text Solution

    |

  15. A block X kept on an inclined surface just begins to slide if the incl...

    Text Solution

    |

  16. A particle is acted upon by a force of constant magnitude which is alw...

    Text Solution

    |

  17. The direction of angular acceleration of a body moving in a circle in ...

    Text Solution

    |

  18. Suppose a disc is rotating counter clockwise in the plane of the paper...

    Text Solution

    |

  19. A Particle of mass 'M' moves in a uniform circular path of radius 'r' ...

    Text Solution

    |

  20. A vehicle moves safe on rough curved and unbanked road Then (a) The ...

    Text Solution

    |