Home
Class 11
PHYSICS
Newton's laws of motion can be applied t...


Newton's laws of motion can be applied to a block in liquid also force due to liquid (e.g. upthrust) are also considered in addition to toher forces. A small block of weight W is kept inside. The block is attached with a string connected to the bottom of the vessel. Tension in the string is `W//2`
Q. The string is cut. find the time when it reaches the surface of the liquid

A

`(1)/(sqrt(5))s`

B

`sqrt(5)s`

C

`sqrt(3)s`

D

`(2)/(sqrt(5))s`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 4 A (Elasticity)|7 Videos

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 4 A (Surface Tension)|5 Videos

  • ELASTICITY, SURFACE TENSION AND FLUID MECHANICS

    ALLEN|Exercise Exercise 3 (Assertion & Reason)|32 Videos

  • CENTRE OF MASS

    ALLEN|Exercise EXERCISE-V B|19 Videos

  • ERROR AND MEASUREMENT

    ALLEN|Exercise Part-2(Exercise-2)(B)|22 Videos

Similar Questions

Explore conceptually related problems

Newton's laws of motion can be applied to a block in liquid also force due to liquid (e.g. upthrust) are also considered in addition to toher forces. A small block of weight W is kept inside. The block is attached with a string connected to the bottom of the vessel. Tension in the string is W//2 Q. If weight of the block is doubled then tension in the string becomes x times and the time calculated above becomes y times then

Find out the acceleration of the blocks and tensions in the strings.

The tension in the string connected between blocks is

The block of mass m is at rest. Find the tension in the string A .

Wooden block of weight W_(1) is kept on a horizontal surface. A pan is attached to a string which passed over the pulley and other end of the string is attached to block. The weight F_(1) is placed in the pan. If the block still remains stationary then

A block of mass 2 kg is kept at rest on a smooth inclied plane as shown in (a) with the help of a string Find the tension in the string and reaction on the block if the string is cut, find the acceleration of the block neglecting friction.

Two blocks of masses m and M are connected by an inextensible light string . When a constant horizontal force acts on the block of mass M. The tension in the string is

In the arrangement shown in figure , find the retio of tension in the strings attached with 4kg block and the with 1kg block

ALLEN-ELASTICITY, SURFACE TENSION AND FLUID MECHANICS-Exercise 3 (Comprehension based questions)
  1. If the container filled with liquid gets accelerated horizontally or v...

    Text Solution

    |

  2. When a jet of liquid strikes a fixed or moving surface, it exerts thru...

    Text Solution

    |

  3. When a jet of liquid strikes a fixed or moving surface, it exerts thru...

    Text Solution

    |

  4. When a jet of liquid strikes a fixed or moving surface, it exerts thru...

    Text Solution

    |

  5. When a jet of liquid strikes a fixed or moving surface, it exerts thru...

    Text Solution

    |

  6. When a jet of liquid strikes a fixed or moving surface, it exerts thru...

    Text Solution

    |

  7. In a U-tube if different liquids are filled then we can say that press...

    Text Solution

    |

  8. In a U-tube if different liquids are filled then we can say that press...

    Text Solution

    |

  9. Newton's laws of motion can be applied to a block in liquid also force...

    Text Solution

    |

  10. Newton's laws of motion can be applied to a block in liquid also force...

    Text Solution

    |

  11. The human ciculatory system can be thought of as a closed system of in...

    Text Solution

    |

  12. The human ciculatory system can be thought of as a closed system of in...

    Text Solution

    |

  13. The human ciculatory system can be thought of as a closed system of in...

    Text Solution

    |

  14. The human ciculatory system can be thought of as a closed system of in...

    Text Solution

    |

  15. The human ciculatory system can be thought of as a closed system of in...

    Text Solution

    |

  16. When an object moves through a fluid, as when a ball falls through air...

    Text Solution

    |

  17. When an object moves through a fluid, as when a ball falls through air...

    Text Solution

    |

  18. When an object moves through a fluid, as when a ball falls through air...

    Text Solution

    |

  19. When an object moves through a fluid, as when a ball falls through air...

    Text Solution

    |

  20. When an object moves through a fluid, as when a ball falls through air...

    Text Solution

    |