Home
Class 11
PHYSICS
What happens to the P.E. of a bobble whe...

What happens to the P.E. of a bobble when it rises in water ?

Text Solution

Verified by Experts

The correct Answer is:
Decreases
Promotional Banner

Topper's Solved these Questions

  • WORK, ENERGY AND POWER

    FULL MARKS|Exercise Additional Question Solved (Long Answer Questions)|2 Videos

  • WORK, ENERGY AND POWER

    FULL MARKS|Exercise Additional Question Solved (Numercials)|11 Videos

  • WORK, ENERGY AND POWER

    FULL MARKS|Exercise Additional Question Solved (I. MCQ)|76 Videos

  • WAVES

    FULL MARKS|Exercise Additional Questions Solved (Numerical Problems )|10 Videos

Similar Questions

Explore conceptually related problems

What happens to the focal length of convex lens when it is immersed in water? Refractive index of the material of lens is greater than that of water.

What happens to the stability of nucleus, when BE increases ?

What happens when (i) Sodium metal is dropped in water? (ii) Sodium metal is heated in free supply of air? (iii) Sodium peroxide dissolves in water?

What happens when PCl_(5) is heated ?

What happens to a conductor when some charges are given to it?

FULL MARKS-WORK, ENERGY AND POWER-Additional Question Solved (II. Short Answer Questions)
  1. Does the P.E. of the spring decreases or increases when it si compress...

    Text Solution

    |

  2. Name a process in which momentum change but K.E. does not

    Text Solution

    |

  3. What happens to the P.E. of a bobble when it rises in water ?

    Text Solution

    |

  4. A body is moving at constant speed over a frictionaless surface. What ...

    Text Solution

    |

  5. Define spring constant of a spring.

    Text Solution

    |

  6. How much work is done by a coolise walking on a frontal plastikam vidi...

    Text Solution

    |

  7. Mountain roads rarely go striaght up the slop, but wind up gradually. ...

    Text Solution

    |

  8. A truck and a car moving with the same K.E. on a stright road. Their ...

    Text Solution

    |

  9. Is in necessary that we does the motion of a body on a closed loop is ...

    Text Solution

    |

  10. How high most a body be lifted to gain an amount of P.E. equal to K.E....

    Text Solution

    |

  11. Give an example in which a force does work on a body but fails to chan...

    Text Solution

    |

  12. A bob is pulled sideway so that string becomes parallel to horizontal ...

    Text Solution

    |

  13. Two spring A and B are idential except that A is harder than B (k(A)g...

    Text Solution

    |

  14. Find the work done if a particle moves from position r(1)="to a positi...

    Text Solution

    |

  15. Spring A and B are identical except that A is stiffer than B, i.e., Fo...

    Text Solution

    |

  16. A ball at rest is dropped from a height of 12m. It loses 25% of its ki...

    Text Solution

    |

  17. Which of the two kilowatt hour or electron volt is a bigger unit of en...

    Text Solution

    |

  18. A spring of force constant k is cut info two pieces such that one piec...

    Text Solution

    |

  19. A car of mass 2000 kg is lifted up a distance of 30 m by a crane in 1 ...

    Text Solution

    |

  20. 20 J work is required to stretch a spring through 0.1 m. Find the forc...

    Text Solution

    |