Home
Class 11
PHYSICS
A vehicle moves safe on rough curved and...

A vehicle moves safe on rough curved and unbanked road Then
(a) The direction of static friction is radially out wards
(b) The direction of static friction is radially inwards
(c ) The direction of kinetic friction is tangential to curved path
(d) Static friction does not exist .

A

a & b are correct

B

c & d are correct

C

b & c are correct

D

a & c are correct

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • LAW OF MOTION

    NARAYNA|Exercise EXERCISE - I (C.W)(NEWTON.S LAWS OF MOTION)|8 Videos

  • LAW OF MOTION

    NARAYNA|Exercise EXERCISE - I (C.W)(IMPULSE)|6 Videos

  • LAW OF MOTION

    NARAYNA|Exercise EVALUATE YOURSELF - 5|8 Videos

  • KINETIC THEORY OF GASES

    NARAYNA|Exercise LEVEL-III(C.W)|52 Videos

  • MATHEMATICAL REVIEW & PHYSICAL WORLD

    NARAYNA|Exercise C.U.Q|13 Videos

Similar Questions

Explore conceptually related problems

Define : a. static friction b. dynamic friction c. rolling friction d. limiting friction

Static Friction|| Direction and Magnitude

Mark the correct statements about the friction between two bodies - (a) static friction is always greater than the kinetic friction (b) coefficient of static friction is always greater than the coefficient of kinetic friction (c ) limiting friction is always greater than the kinetic friction ( d) limiting friction is never less than static friction

An unbanked curve has a radius of 60m. The maximum speed at which a car can make a turn if the coefficient of static friction is 0.75 , is

If mass of A=10 kg, coefficent of static friction =0.2 coefficient of kinetic friction =0.2 then mass of B to start motion is

Suppose all the surfaces in the previous problem are rough. The direction of friction on B due to A

Indicate the direction of frictional force on a car which is moving along the curved path with non zero tangential acceleration, in anti-clock direction:

If the mass of A=10 kg, coefficient of static friction=0.22, coefficient of kinetic friction=0.2, then minimum mass of B to start motion is

Suppose all the surface in the previous problem are rough, the direction of friction on B due to A

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

    Text Solution

    |

  2. While walking on ice one should take small steps to avoid slipping. Th...

    Text Solution

    |

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

    Text Solution

    |

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

    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 in motion, the force of friction exerted by the grou...

    Text Solution

    |

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

    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

    |