Home
Class 12
PHYSICS
A bucket full of hot water cools from 75...

A bucket full of hot water cools from `75^(@)C` to `70^(@)C` in time `T_(1)`, from `70^(@)C` to `65^(@)C` in time `T_(2)` and from `65^(@)C` to `60^(@)C` in time `T_(3)`, then

A

`T_1= T_2 = T_3`

B

`T_1 gt T_2 gt T_3`

C

`T_1 lt T_2 lt T_3`

D

`T_1 gt T_2 lt T_3`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NTA NEET TEST 111

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos
  • NTA NEET TEST 22

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

A beaker full of hot water is kept in a room and it cools from 80^(@)C to 75^(@)C in t_(1) mminutes , from 75^(@)C to 65^(@)C in t_(2) minutes and from 70^(@)C to 65^(@)C in t_(3) min, then

A vessel full of hot water is kept in a room and it cools from 80^(@)C to 75^(@)C in T_(1) minutes, from 75^(@)C to 70^(@)C in T_(2) minutes and from 70^(@)C to 65^(@)C in T_(3) minutes Then .

A substance cools from 75^@C to 70^@C in T_1 minute, from 70^@C to 65^@C in T_2 minute and from 65^@C to 60^@C in T_3 minute, then.

A body cools from 70^(@)C to 60^(@)C in 8minute The same body cools from 60^(@)C to 50^(@)C in .

A bucket full of hot water is kept in a room and it cools from 75°C to 70°C in T1 minutes, from 70°C to 65°C in T_2 minutes and from 65°C to 60°C in T_3 minutes. Then –

A body cools down from 65^(@)C to 60^(@)C in 5minutes. It will cool down from 60^(@)C to 55^(@)C in

A body in a room cools from 85^(@)C to 80^(@)C in 5 minutes. Then the time taken to cool from 80^(@)C to 75^(@)C is

A body takes 4 minutes to cool from 100^(@)C to 70^(@)C . To cool from 70^(@)C to 40^(@)C it will take (room temperture os 15^(@)C )

A container contains hot water at 100^(@)C . If in time T_(1) temperature falls to 80^(@)C and in time T_(2) temperature falls to 60^(@)C from 80^(@)C , then

A liquid cools down from 70^(@)C to 60^(@)C in 5 minutes. The time taken to cool it from 60^(@)C to 50^(@)C will be

NTA MOCK TESTS-NTA NEET TEST 112-PHYSICS
  1. Calculate the binding energy of the earth- sum system . Mass of th...

    Text Solution

    |

  2. A stationary object is released from a point P a distance 3R from the ...

    Text Solution

    |

  3. A bucket full of hot water cools from 75^(@)C to 70^(@)C in time T(1),...

    Text Solution

    |

  4. A vessel containing 1 g of oxygen at a pressure of 10 atm a temperatur...

    Text Solution

    |

  5. In Carnot engine, efficiency is 40% at hot reservoir temperature T. Fo...

    Text Solution

    |

  6. A conducting loop (as shown) has total resistance R. A uniform magneti...

    Text Solution

    |

  7. An electron and a proton have equal kinetic energies. They enter in a ...

    Text Solution

    |

  8. The motion of a particle along a straight line is described by equatio...

    Text Solution

    |

  9. A particle of mass m is projected from the ground with initial linear ...

    Text Solution

    |

  10. While waiting in a car at a signal, an 80 kg man and his car are sudde...

    Text Solution

    |

  11. The minimum force required to move a body up on an inclined plane is t...

    Text Solution

    |

  12. A sample contains 10^(-2)kg each of two substances A and B with half l...

    Text Solution

    |

  13. A neutron collides head-on and elasticity with an atom of mass number ...

    Text Solution

    |

  14. Two point masses of 3.0 kg and 1.0 kg are attached to opposite ends of...

    Text Solution

    |

  15. A simple harmonic motion is represented by x(t) = sin^2 omegat - 2 cos...

    Text Solution

    |

  16. About 5% of the power of a 100 W light bulb is converted to visible ra...

    Text Solution

    |

  17. A light beam consists of two types of photons. In one type, each photo...

    Text Solution

    |

  18. In each heart beat, a heart pumps 80 ml blood at an average pressure o...

    Text Solution

    |

  19. If two wires of same length l and are of the cross-section A with youn...

    Text Solution

    |

  20. The correct curve between refractive index mu and wavelength lambda wi...

    Text Solution

    |