Home
Class 12
PHYSICS
The temperature inside a refrigerator is...

The temperature inside a refrigerator is `t_2` °C and the room temperature is `t_1` °C. The amount of heat delivered to the room for each joule of electrical energy consumed ideally will be

A

`(t_1+t_2)/(t_1+273)`

B

`(t_1)/(t_1-t_2)`

C

`(t_1+273)/(t_1-t_2)`

D

`(t_2+273)/(t_1-t_2)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KINETIC THEORY OF GASES AND RADIATION

    TARGET PUBLICATION|Exercise Evaluation test|18 Videos

  • KINETIC THEORY OF GASES AND RADIATION

    TARGET PUBLICATION|Exercise critical thinking|104 Videos

  • INTERFERENCE AND DIFFRACTION

    TARGET PUBLICATION|Exercise EVALUATION TEST|20 Videos

  • MAGNETIC EFFECT OF ELECTRIC CURRENT

    TARGET PUBLICATION|Exercise EVALUATION TEST|19 Videos

Similar Questions

Explore conceptually related problems

The temperature inside a refrigerator is t_(2)^(@)C . The amount of heat delivered to the room for each joule of electrical energy consumed ideally will be

In a refrigerator, heat from inside at 277K is transferred to a room at 300K. How many joules of heat shall be delivered to the room for each joule of electrical energy consumed ideally?

In an ideal refrigerator, heat from inside at 280 K is transferred to a room at 300 K. What is the amount of heat (in joule) which will be transferred to the room for each joule of electrical energy consumed in the process ?

In a refrigerator, heat from inside at 270 K is transferred to a room at 300 K . How many joule of heat energy is drawn from the sink for each joule of electrical energy consumed ideally ?

In a refrigerator, heat from inside at 277 K is transferred to a room at 300K . What is the cofficient of performance of the refrigerator. How many joule of heat will be deliverd to the room for each joule of electric energy consumed ideally?

A refrigerator placed in a room at 300K has inside temperature 200K. How many caslories of heat shall be delivered to the room for each 2 KiloCal of energy consumed by the refrigerator ideally?

TARGET PUBLICATION-KINETIC THEORY OF GASES AND RADIATION -Competitive thinking
  1. A gas expands 0.25m^(2) at constant perssure 10^(3)N//m^(2), the work ...

    Text Solution

    |

  2. Pressure P, volume V and temperature T for a certain gas are related b...

    Text Solution

    |

  3. The temperature inside a refrigerator is t2 °C and the room temperatur...

    Text Solution

    |

  4. The cofficient of performance of a refrigerator is 5. If the temperatu...

    Text Solution

    |

  5. A refrigerator works between 4^(@)C and 30^(@)C. It is required to rem...

    Text Solution

    |

  6. The efficiency of an ideal heat engine working between the freezing po...

    Text Solution

    |

  7. The efficiency of a Carnot engine which operates between the two tempe...

    Text Solution

    |

  8. A scientist says that the efficiency of his heat engine which operates...

    Text Solution

    |

  9. A Carnot engine takes 3xx10^6 cal of heat from a reservoir at 627^@C a...

    Text Solution

    |

  10. When an ideal diatomic gas is heated at constant pressure, the fractio...

    Text Solution

    |

  11. A diatomic gas undergoes same change of temperature by two different p...

    Text Solution

    |

  12. A diatomic gas (gamma = 1.4) does 300 J work when it is expanded isoba...

    Text Solution

    |

  13. A thermodynamic system is taken through the cyclic PQRSP process. The ...

    Text Solution

    |

  14. One mole of an ideal gas goes from an initial state A to final state B...

    Text Solution

    |

  15. An ideal gas is compressed to half its initial volume by means of seve...

    Text Solution

    |

  16. A gas is compressed isothermally to half its initial volume. The same ...

    Text Solution

    |

  17. Which of the following statements is true?

    Text Solution

    |

  18. Absorption co-efficient of an open window is...

    Text Solution

    |

  19. Absorption coefficient of totally blackbody is

    Text Solution

    |

  20. 0.4

    Text Solution

    |