Home
Class 12
PHYSICS
A refrigerator works between 4^(@)C and ...

A refrigerator works between `4^(@)C` and `30^(@)C`. It is required to remove `600 calories` of heat every second in order to keep the temperature of the refrigerator space constant.The power required is (Take `1calorie= 4.2 J`)

A

23.65 W

B

236.5 W

C

2365 W

D

2.365 W

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Gravitation|50 Videos
  • LAWS OF MOTION

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Physics|60 Videos

Similar Questions

Explore conceptually related problems

A refrigerator works between 0°C and 45°C .It is required to remove 2000 J of heat per second in order to keep the temperature of freezer constant.The electric power required is about

A refrigerator works between 0°C and 27°C. Heat is to be removed from the refrigerated space at the rate of 50 kcal/ minute, the power of the motor of the refrigerator is

A refrigerator works between 3^(@)C and 40^(@)C . To keep the temperature of the refrigerator constant, 600 calories of heat is to be removed every second. The power required is

An ideal refrigerator runs between -23^(@)C and 27^(@)C . Find the heat regected to atomosphere for every joule of work input.

1 calorie is the heat required to increased the temperature of 1 gm of water by 1°C from

NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-HEAT AND THERMODYNAMICS-PHYSICS
  1. A gas is compressed isothermally to half its initial volume. The same ...

    Text Solution

    |

  2. A piece of ice falls from a height h so that it melts completely. Only...

    Text Solution

    |

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

    Text Solution

    |

  4. Two identical bodies are made of a material for which the heat capacit...

    Text Solution

    |

  5. A body cools from a temperature 3 T to 2 T in 10 minutes. The room tem...

    Text Solution

    |

  6. One mole of an ideal monatomic gas undergoes a process described by th...

    Text Solution

    |

  7. The temperature inside a refrigerator is t(2)^(@)C . The amount of hea...

    Text Solution

    |

  8. A fiven sample of an ideal gas occupise a volume V at a pressure p an...

    Text Solution

    |

  9. On observing light from three different stars P, Q and R, it was found...

    Text Solution

    |

  10. The two ends of a metal rod are maintained at temperature 100^(@)C and...

    Text Solution

    |

  11. In (figure). shows two path that may be taken by a gas to go from a st...

    Text Solution

    |

  12. A carnot engine, having an efficiency of eta=1//10 as heat engine, is ...

    Text Solution

    |

  13. One mole of an ideal diatomic gas undergoes a transition from A to B a...

    Text Solution

    |

  14. The ratio of the specific heats (C(P))/(C(upsilon)) = gamma in terms o...

    Text Solution

    |

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

    Text Solution

    |

  16. 4.0 g of a gas occupies 22.4 litres at NTP. The specific heat capacity...

    Text Solution

    |

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

    Text Solution

    |

  18. Two vessel separately contains two ideal gases A and B at the same tem...

    Text Solution

    |

  19. The value of coefficient of volume expansion of glycerin is 5 xx 10^(-...

    Text Solution

    |

  20. Steam at 100^(@)C is passed into 20 g of water at 10^(@)C when water a...

    Text Solution

    |