Home
Class 11
PHYSICS
Statement-1: A parachute descends slowly...

Statement-1: A parachute descends slowly whereas a stone dropped from same height falls rapidly.
Statement-2: The viscous force of air on parachute is larger than that of o a falling stone.

Promotional Banner

Topper's Solved these Questions

  • Mechanical Properties of fluids

    SL ARORA|Exercise Exercise|459 Videos
  • Mathematical tools

    SL ARORA|Exercise Exercise|20 Videos
  • Mechanical Properties of Solids

    SL ARORA|Exercise Example|113 Videos

Similar Questions

Explore conceptually related problems

Statement-1: The stream of water emerging from a wate tap "necks down" as it falls. Statement-2: The volume flow rate at different levels is same.

Statement-1 : A man falling from a given height on hard ground is hurt more than falling on a soft bed from same height. Statement-2 : A man falling from a given height on hard ground experiences larger impulse than falling on a soft bed in coming to rest in both cases.

Rain drops fall from a great height under gravity. Check the correct statement

Statement-1: Wolframite impurity is separated from SnO , by magnetic separation. Statement-2: Tin stone is ferromagnetic, therefore attracted by magnet.

A stone is dropped from the top of a building in a high wind. The wind exerts a steady horizontal force on the stone as it falls. The path of the string is

Two stones of mass m_1 and m_2 (such that m_1 gt m_2 ) are dropped Deltat time apart from the same height towards the ground. At a later time t the difference in their speed is DeltaV and their mutual separation is DeltaS . While both stones are in flight

Statement-1 The force required by a man to move his limbs immersed in water is smaller than the force for the same movement in air Statement -2 The blood pressure in humans is greater at the feet than at the brain

SL ARORA-Mechanical Properties of fluids-Exercise
  1. A block of ice in which a piece of stone is embedded is floating on wa...

    Text Solution

    |

  2. A boat floating in a water tank is carrying a number of large stones. ...

    Text Solution

    |

  3. Statement-1: A parachute descends slowly whereas a stone dropped from ...

    Text Solution

    |

  4. The density of water is more than the density of air. Even then the cl...

    Text Solution

    |

  5. A mercury barometer always reads less than actual pressure.

    Text Solution

    |

  6. A large force is required to draw apart normally two glass plates encl...

    Text Solution

    |

  7. Oil spreads on cold water but remains as drop on hot water.

    Text Solution

    |

  8. Tow soap bubbles A and B are formed at the two open ends of a tube. Th...

    Text Solution

    |

  9. It becomes easier to spray the water in which some soap is dissolved. ...

    Text Solution

    |

  10. does angle of contact depends on the inclination of the solid surface ...

    Text Solution

    |

  11. While sewing, a person often wets the end of a thread before, trying t...

    Text Solution

    |

  12. The force required by a man to move his legs immersed in water is smal...

    Text Solution

    |

  13. Explain why (a). The angle of contact of mercury with galss is obtus...

    Text Solution

    |

  14. Whan air is blown in between two balls suspended close to each other, ...

    Text Solution

    |

  15. Define the term fluid.

    Text Solution

    |

  16. Modulus of rigidity of a liquid

    Text Solution

    |

  17. Define density. Is it a scalar or vector quantity ? Give its unit and ...

    Text Solution

    |

  18. State Pascal's law. How can it be demonstrated?

    Text Solution

    |

  19. State the principle of working of hydraulic press.

    Text Solution

    |

  20. Name two practical applications of Pascal's law.

    Text Solution

    |