Home
Class 12
PHYSICS
Assertion: Static slides down an incline...

Assertion: Static slides down an inclined plane if the angle of friction is more than the angle of the inclined plane with the horizontal.

A

If both assertion `&` Reason are True `&` the Reason is a corrrect explanation of the Asserion.

B

If both Assertion `&` Reason are True but Reason is not correct explanation of the Assertion.

C

If Assertion is Trie but the Reason is False.

D

If both Assertion `&` Reason are false

Text Solution

Verified by Experts

The correct Answer is:
C

Body slids if angle of plane `gt` angle of repose.
Promotional Banner

Topper's Solved these Questions

  • NEWTONS LAWS OF MOTION

    ALLEN|Exercise EXERCISE-II|112 Videos
  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (JA)|4 Videos
  • RACE

    ALLEN|Exercise Basic Maths (Wave Motion & Dopplers Effect) (Stationary waves & doppler effect, beats)|25 Videos

Similar Questions

Explore conceptually related problems

A body is sliding down an inclined plane having coefficient of friction 0.5. If the normal reaction is twice that of resultant downward force along the inclined plane, then find the angle between the inclined plane and the horizontal .

Show that a cylinder will slip on an inclined plane if the coefficient of static friction between the plane and the cylinder is less than 1/3tantheta where theta is the angle of the inclination with the horizontal.

The force required to just move a body up an inclined plane is double the force the required prevent it from sliding down. If phi is angle of friction and theta is the angle which incline makes with the horizontal then,

A particle is projected from the inclined plane at angle 37^(@) with the inclined plane in upward direction with speed 10m//s . The angle of inclined plane with horizontal is 53^(@) . Then the maximum height attained by the particle from the inclined plane will be-

A trolley containing a liquid slides down a smooth inclined plane of angle alpha with the horizontal. Find the angle of inclination theta of the free surface with the horizontal.

A body slides down an inclined plane having friction. Indicate the directions of the frictional force and the reaction of the plane on the body.

A disc of mass m slides with the zero initial velocity down an inclined plane of inclination theta to the harizontal, having traveled the distance d along the horizontal plane, the disc stops. Find the work performed by the friction over the whole distance, assuming the friction coefficient mu for both the inclined and horizontal planes.

A body is sliding down an inclined plane having coefficient of friction 1//3 . If the normal reaction is three times that of the resultant downward force along the inclined plane, the angle between the inclined plane and the horizontal is

ALLEN-NEWTONS LAWS OF MOTION-EXERCISE-III
  1. Assertion: Frictional force is the component of contact force parallel...

    Text Solution

    |

  2. Assertion: Newton's first law can be derived from the second law. Re...

    Text Solution

    |

  3. These questions consists of two statements each printed as Assertion a...

    Text Solution

    |

  4. Assertion: Pseudo force is an imaginary force which is recongnised on...

    Text Solution

    |

  5. Assertion: A table cloth can be pulled from a table without dislodding...

    Text Solution

    |

  6. Assertion: Friction is a self-adjusting force. Reason: A block on th...

    Text Solution

    |

  7. Assertion: The apparent weight of a person standing in a lift which mo...

    Text Solution

    |

  8. Assertion: A body of weight 10N (W) is at rest on an inclined plane (m...

    Text Solution

    |

  9. Assertion: When a force vecF attempts to slide a body along a surface,...

    Text Solution

    |

  10. Assertion: Mass is a property of one object alone, whereas weight resu...

    Text Solution

    |

  11. Assertion: When brakes are applied on a wet road, a car is likely to s...

    Text Solution

    |

  12. Assertion : The force of tension on a body always act away from the bo...

    Text Solution

    |

  13. Assertion: It is difficult to move a heavy box by sliding whereas it b...

    Text Solution

    |

  14. Assertion: Every mutual intraction between two bodies always follow th...

    Text Solution

    |

  15. Assertion: Static slides down an inclined plane if the angle of fricti...

    Text Solution

    |

  16. Assertion: Magnitude of the contact force is always greater than the m...

    Text Solution

    |

  17. Assertion: When a person walks on a rough surface, the frictional forc...

    Text Solution

    |

  18. Assertion: Newton's second law of motion gives the measurement of forc...

    Text Solution

    |

  19. Assertion: Pulling a lawn roller is easier than pushing it. Reason:P...

    Text Solution

    |

  20. Assertion: A man who falls from aheight on a cement floor receive more...

    Text Solution

    |