Home
Class 12
PHYSICS
A child placed a picnic basket on the ou...

A child placed a picnic basket on the outer rim of merry go round that has a radius of 4.6 m and revolves once every 30 s(a) What is the speed of a point on that rim? (b) What is the lowest value of the coefficient of static friction between basket and merry go round that allows the basket to stay on the ride?

Text Solution

Verified by Experts

The correct Answer is:
(a) `0.96m//s, (b) 0.021N`
Promotional Banner

Topper's Solved these Questions

  • CIRCULAR MOTION

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS(SINGLE CORRECT CHOICE TYPE)|40 Videos

  • CIRCULAR MOTION

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS(MORE THAN ONE CORRECT CHOICE TYPE)|6 Videos

  • CIRCULAR MOTION

    RESNICK AND HALLIDAY|Exercise CHECK POINTS|6 Videos

  • CIRCUITS

    RESNICK AND HALLIDAY|Exercise Practice Questions (Integer Type)|3 Videos

  • CURRENT AND RESISTANCE

    RESNICK AND HALLIDAY|Exercise Practice Questions (Integer Type)|3 Videos
RESNICK AND HALLIDAY-CIRCULAR MOTION-PROBLEMS
  1. A certain string can withstand a maximum tensiion of 40 N without brea...

    Text Solution

    |

  2. When a small 2.0 g coin is placed at a radius of 5.0 cm on a horizonta...

    Text Solution

    |

  3. A child placed a picnic basket on the outer rim of merry go round that...

    Text Solution

    |

  4. In the Bohr model of the hydrogen atom an electron is pictured rotatin...

    Text Solution

    |

  5. As indicated in fig a plane flyilng at constant speed is banked at ang...

    Text Solution

    |

  6. A boy on a bicycle pedals around a circle of 22 m radius at a speed of...

    Text Solution

    |

  7. At the equator, the effective value of g is smaller than at the this t...

    Text Solution

    |

  8. A particle is to slide along a horizontal circular path on the inside ...

    Text Solution

    |

  9. A roller coaster is designed such that riders experience "weightlessne...

    Text Solution

    |

  10. The angular acceleration of the toppling pole shown in fig is given by...

    Text Solution

    |

  11. A wet open umbrella is held up right as shown in fig and is twirled ab...

    Text Solution

    |

  12. A particle whose mass is 2 kg moves with a speed of 44 m/s on a curved...

    Text Solution

    |

  13. A bug is crawling with constant speed v, along the spoke of a bicycle ...

    Text Solution

    |

  14. At the instant theta=theta(1) in the fig the boy's center of mass G ha...

    Text Solution

    |

  15. If the crest of the hill has a radius of curvature p determine the max...

    Text Solution

    |

  16. The man has weight W and lies against the cushion for which the coeffi...

    Text Solution

    |

  17. A collar having a mass M and negligible size slides over the surface o...

    Text Solution

    |

  18. The smooth block B, having mass M is attached to the vertex A of the r...

    Text Solution

    |

  19. The pendulum bob B of mass M is released from rest when theta=0^(@). ...

    Text Solution

    |

  20. A small coin is placed on a flat, horizontal turbtable. The turnable i...

    Text Solution

    |