Home
Class 12
PHYSICS
A small box resting on one edge of the t...

A small box resting on one edge of the table is struck in such a way that it slides off the other edge, 1 m away, after 2 seconds. The coefficient of kinetic friction between the box and the table -

A

must be less than `0.05`

B

must be exactly zero

C

must be more than `0.05`

D

must be exactly `0.05`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • KVPY 2021

    KVPY PREVIOUS YEAR|Exercise PART I (Chemistry)|2 Videos

Similar Questions

Explore conceptually related problems

A block on table shown in is just on the edge of slipping Find the coefficient of static friction between the blocks and table .

A block of mass 4 kg is resting on a horizontal table and a force of 10 N is applied on it in the horizontal direction. The coefficient of kinetic friction between the block and the table is 0.1. The work done in sqrt(20) s

A chain is lying on a rough table with a fraction 1/n of its length hanging down from the edge of the table. if it is just on the point of sliding down from the table, then the coefficient of friction between the table and the chain is -

A uniform chain of length l is placed on a rough table, with length l//3 hanging over the edge. If the chain just begins to slide off the table by itself from this portion, the coefficient of friction between the chain and the table is 1/K. Then find the value of K.

A uniform chain of length l is placed on rough table with length l//n (where n gt 1 ) , hanging over the edge. If the chain just begins to slide off the table by itself from this position, the coefficient of friction between the chain and the table is

A block A of mass m_(1) rests on a horizontal table. A light string connected to it passes over a frictionless pulley at the edge of table and from its other end another block B of mass m_(2) is suspended. The coefficient of knetic friction between the block and table is mu_(k) . When the block A is sliding on the table, the tension in the string is.

A block slides down an incline of 30^(@) with the horizontal starting from rest it covers 8m in the first two seconds Find the coefficient of kinetic friction between the two .

A horizontal force of 20 N i sapplied to a block of mass 4 kg resting on a rough horiozontal table. If the blcok does not move on the table, how much fricrtional force the table is applying on the blockgt What can be said about the coefficient of static friction between the block and the table? Take g=m/s^2 .

A rope lies on atable such that a part of it hangs down the table, when the length of hanging part is 1/3 of entire length the rope just begins to slide. The coefficient of friction between the rope and the table is:-

KVPY PREVIOUS YEAR-KVPY-All Questions
  1. A point object is placed 20 cm left of a convex lens of focal length f...

    Text Solution

    |

  2. Stoke's law states that the viscous drag force F experienced by a sphe...

    Text Solution

    |

  3. A small box resting on one edge of the table is struck in such a way t...

    Text Solution

    |

  4. Carbon-II decays to boron-II according to the following formula. .(6...

    Text Solution

    |

  5. Two uniform plates of the same thickness and area but of different mat...

    Text Solution

    |

  6. Two spherical objects each of radii R and masses m1 and m2 are suspend...

    Text Solution

    |

  7. A horizontal disk of moment of inertia 4.25 kg-m^(2) with respect to i...

    Text Solution

    |

  8. A boy is standing on top of a tower of height 85 m and throws a ball i...

    Text Solution

    |

  9. For a diode connected in parallel with a resistor, which is the most l...

    Text Solution

    |

  10. A beam of monoenergetic electrons, which have been accelerated from re...

    Text Solution

    |

  11. A point charge Q(=3xx10^(-12)C) rotates uniformly in a vertical circle...

    Text Solution

    |

  12. A closed bottle containing water at 30^(@)C is open on the surface of ...

    Text Solution

    |

  13. A simple pendulum of length l is made to oscillate with an amplitude o...

    Text Solution

    |

  14. An ac voltmeter connected between points A and B in the circuit below ...

    Text Solution

    |

  15. A donor atom in a semiconductor has a loosely bound electron. The orbi...

    Text Solution

    |

  16. The state of an ideal gas was changed isobarically. The graph depicts ...

    Text Solution

    |

  17. A metallic ring of radius a and resistance R is held fixed with its ax...

    Text Solution

    |

  18. The dimensions of the area A of a black hole can be written in terms o...

    Text Solution

    |

  19. A 160 watt infrared source is radiating light of wavelength 50000Å uni...

    Text Solution

    |

  20. A wire bent in the shape of a regular n-polygonal loop carries a stead...

    Text Solution

    |