Home
Class 11
PHYSICS
When the object is at rest on the incli...

When the object is at rest on the inclined rough surface

A

static and kinetic frictions acting on the object is zero

B

static friction is zero kinetic friction is not zero

C

static friction is not zero and kinetic friction is zero

D

static and kinetic frictions are not zero

Text Solution

Verified by Experts

The correct Answer is:
c
When the object is at rest
Static friction = Maximum kinetic friction
=0
Promotional Banner

Topper's Solved these Questions

  • LAW OF MOTION

    PREMIERS PUBLISHERS|Exercise EVALUATION (TEXTBOOK QUESTIONS & ANSWERS) (II Short Answer Questions)|22 Videos

  • LAW OF MOTION

    PREMIERS PUBLISHERS|Exercise EVALUATION (TEXTBOOK QUESTIONS & ANSWERS) (III Long Answer Questions)|22 Videos

  • KINETIC THEORY OF GASES

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWERS (VI. Conceptual Questions.)|8 Videos

  • MOTION OF SYSTEM OF PARTICLES AND BODIES

    PREMIERS PUBLISHERS|Exercise OTHER IMPORTANT QUESTIONS & ANSWER (NUMERICAL PROBLEMS)|60 Videos
PREMIERS PUBLISHERS-LAW OF MOTION -OTHER IMPORTANT QUESTIONS & ANSWERS (VI Numerical Problems)
  1. When the object is at rest on the inclined rough surface

    Text Solution

    |

  2. A scooterist moving with a speed of 36m kmh^(-1) sees a child standi...

    Text Solution

    |

  3. A bus starts from rest accelerating uniformly with 4ms^(-1) at t =10s...

    Text Solution

    |

  4. Force of 5sqrt(2) and 6sqrt(2) N are acting on a body of mass 1000 k...

    Text Solution

    |

  5. A ball of mass 150g moving with a velocity of 15 ms^(-1) brought to re...

    Text Solution

    |

  6. A machine gun fires a bullet of mass 40 g with a speed of 1200 ms^(-1)...

    Text Solution

    |

  7. A ball moving with a momentum of 5kg ms^(-1) strikes against a wall at...

    Text Solution

    |

  8. A force vecF=(6veci-8vecj+10k)N produces acceleartion of 1m/s^(2) in...

    Text Solution

    |

  9. A block of mass 5kg resting on a frictionless plane it is stuck by ...

    Text Solution

    |

  10. The initial speed of a body of mass 2.0 kg is 5.0 ms^(-1) a force fro ...

    Text Solution

    |

  11. A ball of mass 0.20 kg hits a wall at an angle of 45^(@) with a veloci...

    Text Solution

    |

  12. The diagram shows an estimeated force time graph for a baseball struck...

    Text Solution

    |

  13. A machine gun can fire 50g bullets with a velocity of 150 ms^(-1) A 8...

    Text Solution

    |

  14. A bullet of mass 100 g is fired by a gun of 10 kg with a speed of 200...

    Text Solution

    |

  15. A neutron having a mass 1.67 xx10^(-27) kg and moving at 10^(8) ms^(-...

    Text Solution

    |

  16. A mass of 6kg is suspended by a rope of length 2m from a celling a fo...

    Text Solution

    |

  17. The system is in equilibrium if the spring balance is calibrated in ne...

    Text Solution

    |

  18. Determine the tension T(1) and T(2) in the strings

    Text Solution

    |

  19. A ball of mass 1 kg hangs in equlibrium from two stings OA and OB ...

    Text Solution

    |

  20. A hunter has a machine gun that can fire 50 g bullets with a velocit...

    Text Solution

    |

  21. As in the diagram three blocks connected together lie on a horizontal...

    Text Solution

    |