Home
Class 12
PHYSICS
A spring balance reads W(1) when a ball ...

A spring balance reads `W_(1)` when a ball is suspended from it. A weighing machine reads `W_(2)` when a tank of liquid is kept on it. When the ball is immersed in the liquid, the spring balance reads `W_(3)` and the weighing machine reads `W_(4)`. Then, which of the following are not correct?

A

`W_(1)gtW_(3)`

B

`W_(1)ltW_(3)`

C

`W_(2)ltW_(4)`

D

`W_(2)gtW_(4)`

Text Solution

Verified by Experts

The correct Answer is:
A, C

ac
Promotional Banner

Topper's Solved these Questions

  • TEST PAPERS

    FIITJEE|Exercise PHYSICS|747 Videos
  • SIMPLE HARMONIC MOTION

    FIITJEE|Exercise Assignment Problems (Objective) (Level-II)|20 Videos
  • WORK, ENERGY AND POWER

    FIITJEE|Exercise COMPREHENSIONS ( Comprehension-II)|5 Videos

Similar Questions

Explore conceptually related problems

A block of weight W is suspended from a spring balance. The lower surface of the block rests on a weighing mechine. The spring balance reads W_(1) and the weighing machine reads W_(2)(W,W_(1),W_(2) are in the same unit).

The reading of a spring balance when a block is suspended from it iin air is 60 N the reading is changed to 40 N when the block is submerged in water. Find the relative density of the block.

A 20 N metal block is suspended by a spring balance. A beaker containing some water is placed on a weighing machine which reads 40 N . The spring balance is now lowered so that the block gets immersed in the water. The spring balance now reads 16 N . The reading of the weighing machine will be.

The spring balance A reads 2 kg with a block m suspended from it. A balance B reads 5kg when a beaker with liquid is put on the pan of the balance. The two balances are now so arranged that the hanging mass in inside the liquid in the beaker as shown in the figure. In this situation:

The reading of a spring balance when a block is suspended from it in air is 60 N. This reading is changed to 40 N when the block is submerged in water. The relative density of the block is:

A metal ball suspended from the hook of a spring balance is kept immesed in a liquid other than water. On increassing the temperature of this liquid, the reading in the spring balance.

A spring balance shows 100 gf reading when a metallic sphere is suspended from its hook. When the completely immersed in water, the reading shown by the balance is 75gf. The relative density of the material of the sphere is

A spring balance reads 10kg when a bucket of water is suspened from it . What will be the reading of the balance when an iron piece of mass 7.2 kg suspended by a string is immersed with half its volume inside the water in the bucket? Relative density of iron is 7.2

A weightless bag is filled with 10 kg of water and then weighed in water. The reading of the spring balance is

FIITJEE-TEST PAPERS-PHYSICS
  1. The natural length of a metallic root at 0^(@)C is l(1) at theta^(@)C ...

    Text Solution

    |

  2. Which of the following is/are correct?

    Text Solution

    |

  3. A spring balance reads W(1) when a ball is suspended from it. A weighi...

    Text Solution

    |

  4. A rod of length 10 meter has one end on smooth floor and the other end...

    Text Solution

    |

  5. A rod of length 10 meter has one end on smooth floor and the other end...

    Text Solution

    |

  6. For a given velocity of projection from a point on the inclined plane,...

    Text Solution

    |

  7. In L-R circit, the A.C. source has voltage 220V. If potential differen...

    Text Solution

    |

  8. Two particles are performing SHM with same amplitude and time period. ...

    Text Solution

    |

  9. A small ball is kept on the top of a sphere of radius R. The sphere st...

    Text Solution

    |

  10. Two balls of masses are connected with a massless rod of length 1 mete...

    Text Solution

    |

  11. Figure shows a charge array known as an "electric quadrupole". For a p...

    Text Solution

    |

  12. The net field vecE due to the uniformly charged rod at P makes angles...

    Text Solution

    |

  13. A point object is placed at a distance of 25cm from a convex lens. It...

    Text Solution

    |

  14. Two radioactive materials X(1) and X(2) have decay constants 10 lamda ...

    Text Solution

    |

  15. Two wires are made of the same material and have the same volume. Howe...

    Text Solution

    |

  16. Find the apparent depth of a fish (in meter) whose real depth is 100m ...

    Text Solution

    |

  17. In a resonance column experiment the frequency of tuning fork used is ...

    Text Solution

    |

  18. Find the minimum kinetic energy (in joule) with which a particle of ma...

    Text Solution

    |

  19. A particle is moving in such a way that its velocity versus time graph...

    Text Solution

    |

  20. A block of mass m is resting inside a smooth horizontal tube. If the t...

    Text Solution

    |