Home
Class 12
PHYSICS
A vertical disc has three grooves direct...

A vertical disc has three grooves directed along chords AB, AC and AD. Three bodies begin to slide down the respective grooves from A simultaneously. If AB > AC > AD, the respective time intervals to reach the bottoms of the respective grooves `t_1, t_2 and t_3` are 

A

`t_1 gt t_2 gt t_3`

B

`t_1 lt t_2 lt t_3`

C

`t_1 gt t_2 lt t_3`

D

`t_1 = t_2 = t_3`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise LAW OF MOTION|91 Videos

  • APPENDICES (REVISION EXERCISE)

    AAKASH SERIES|Exercise MOTION IN A STRAIGHT LINE|53 Videos

  • APPENDICES ( REVISION EXERCISE )

    AAKASH SERIES|Exercise REVISION EXERCISE (MOVING CHANGES & MEGNETISM)|95 Videos

  • ATOMS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|21 Videos

Similar Questions

Explore conceptually related problems

A stone thrown vertically up with velocity reaches three points A, B and C with velocities v/2, v/4 and v/8 respectively. Then AB:BC is

A stone thrown vertically up with velocity v reaches three points A, B and C with velocities v,v/2 and v/4 respectively. Then AB:BC is

If A = (3, -4) and the midpoints of AB, AC are (2, -1), (4, -5) respectively then the midpoint of BC is

Three bodies, a ring, a solid disc and a solid sphere roll down the same inclined plane without slipping. The radii of the bodies are identical and they start from rest. If V_(S), V_(R) and V_(D) are the speeds of the sphere, ring and disc, respectively when they reach the bottom, then the correct option is

In the adjacent figure, AC= PR and C, R mid points of AB and PQ respectively.S.T. AB = PQ.

AAKASH SERIES-APPENDICES (REVISION EXERCISE)-MOTION IN A PLANE
  1. A particle moving with a velocity equal to 0.4 ms^(-1) is subjected to...

    Text Solution

    |

  2. Velocity of particle at time t=0 is 2ms^(-1).A constant acceleration o...

    Text Solution

    |

  3. A vertical disc has three grooves directed along chords AB, AC and AD....

    Text Solution

    |

  4. A particle has an initial velocity 3hati+4hatj and an acceleration of ...

    Text Solution

    |

  5. Three particles A, B & C start from the origin at the same time, A wit...

    Text Solution

    |

  6. A paricle starts from the origin at t = 0s with a velocity of 10.0 hat...

    Text Solution

    |

  7. An aeroplane flies along a straight line from A to B with a speed v0 a...

    Text Solution

    |

  8. The distance between two moving particles P and Q at any time is a . I...

    Text Solution

    |

  9. A ship is moving due east with a velocity of 12 m/sec, a truck is movi...

    Text Solution

    |

  10. Two stones are projected from the top of a tower in opposite direction...

    Text Solution

    |

  11. A motor car A is travelling with a velocity of 20 m/s in the north-wes...

    Text Solution

    |

  12. When two bodies approach each other with the different speeds, the dis...

    Text Solution

    |

  13. A boat going down stream crosses a float at a point A. 't1' minutes la...

    Text Solution

    |

  14. It is raining at a speed of 5 ms^(-1) at an angle 37^@ to vertical, to...

    Text Solution

    |

  15. Rain, pouring down at an angle a with the vertical has a speed of 10 m...

    Text Solution

    |

  16. A man runs along a horizontal road on a rainy day. His umbrella vertic...

    Text Solution

    |

  17. The velocity of a boat in still water is 10 m/s. If water flows in the...

    Text Solution

    |

  18. A river is of width 120m which flows at a speed of 8 ms(-1). If a man ...

    Text Solution

    |

  19. A boat takes 4 hrs to travel certain distance in a river in down strea...

    Text Solution

    |

  20. A person row a boat across a river making an angle 60^@ with down stre...

    Text Solution

    |