Home
Class 11
PHYSICS
A coin placed on a rotating turn-table s...

A coin placed on a rotating turn-table slips when it is placed at a distance of 9cm from the centre. If the angular velocity of the turn-table is trippled, it will just slip if its distance from the centre is

A

27 cm

B

9 cm

C

3 cm

D

1 cm

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MEASUREMENTS

    TARGET PUBLICATION|Exercise EVALUATION TEST|17 Videos
  • OPTICS

    TARGET PUBLICATION|Exercise EXERCISE|447 Videos

Similar Questions

Explore conceptually related problems

A coin, placed on a rotating turntable slips, when it is placed at a distance of 9cm from the center. If the angular velocity of the turnable is tripled, it will just slip, If its distance from the center is

A coin placed on a rotating table just slips when it is placed at a distance 4 r from the centre, on doubling the angular velocity of the table, the coin will just slip now the coin is at a distance from centre is

A coin is placed at a distance 9 cm from centre on a rotating from table starts slip. If the angular velocity of the turn table is tripled , then the distance of the coin from the centre will be

An object is placed at a distance of 15 cm from a convex lens.If the focal length of the lens is 60cm,find the image distance.

A coin is placed on a rotating tur table rolated with angular speed omega . The coin just slips if it is placed at 4 cm from the center of the table. If angular velocity is doubled, at what distance will coin starts to slip.

Chord of circle is 24 cms. It is at a distance of 5 cm from centre. Find radius.

A coin kept on a horizontal rotating disc has its centre at a distance of 0.25 m from the axis of rotation of the disc. If mu is 0.2, then the angular velocity of the disc at which the coin willslip off, is

A coin placed on a gramophone record rotating 100/3 rpm flies off when it is placed at a distance greater than 16 cm from the axis of rotation, if the gramophone record is rotating at 200/3 then its distance from the axis of rotation is

Find the length of the tangent segment from a point which is at a distance of 5 cm from the centre of the circle of radius 3cm.

TARGET PUBLICATION-Motion in a plane-Exercise
  1. The tangential velocity of a particle making p rotations along a circl...

    Text Solution

    |

  2. A cyclist turns around a curve at 15miles//hour. IF he turns at double...

    Text Solution

    |

  3. A coin placed on a rotating turn-table slips when it is placed at a di...

    Text Solution

    |

  4. A small coin is kept at the rim of a horizontal circular disc which is...

    Text Solution

    |

  5. A motor cycle driver doubles its velocity when he is having a turn. Th...

    Text Solution

    |

  6. A long horizontal rod has a bead which can slide along its length, and...

    Text Solution

    |

  7. On the centre of a frictionless table, a small hole is made, through w...

    Text Solution

    |

  8. The ratio of centripetal forces on two clectrons which are revolving a...

    Text Solution

    |

  9. Two particles A and B are located at distances rAand rB respectively f...

    Text Solution

    |

  10. IF p is the magnitude of linear momentum of a particle executing a uni...

    Text Solution

    |

  11. Select the incorrect statements from the following SI: Average veloci...

    Text Solution

    |

  12. Assertion: The average velocity of the object over an interval of time...

    Text Solution

    |

  13. Two particles A and B having different masses are projected from a tow...

    Text Solution

    |

  14. A person travelling in a straight line moves with a constant velocity ...

    Text Solution

    |

  15. A body travelling along a straight line path travels first half of the...

    Text Solution

    |

  16. Preeti reached the metro station and found that the escalator was not ...

    Text Solution

    |

  17. A particle moves along x-axis obeying the equation x=t(t-1)(t-2), wher...

    Text Solution

    |

  18. If the velocity of a particle is v = At + Bt^2. where A and B are cons...

    Text Solution

    |

  19. The displacement of a body along x-axis depends on time as x= sqrt (t+...

    Text Solution

    |

  20. The displacement of a particle moving in a straight line is given by t...

    Text Solution

    |