Home
Class 11
PHYSICS
The power of a refrigerator which freeze...

The power of a refrigerator which freezes 100 gm of water at `10^(@)C` into ice at `0^(@)C` in 100 sec is

A

1400 W

B

1200 W

C

378 W

D

1000 W

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise THERMOMETRY (LECTURE SHEET) Straight Objective Type Questions|15 Videos
  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise THERMOMETRY (LECTURE SHEET) More than One correct answer Type Questions|5 Videos
  • THERMAL PROPERTIES OF MATTER

    AAKASH SERIES|Exercise EXERCISE-2|106 Videos
  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    AAKASH SERIES|Exercise PRACTICE EXERCISE|99 Videos
  • THERMODYNAMICS

    AAKASH SERIES|Exercise EXERCISE - 3|33 Videos

Similar Questions

Explore conceptually related problems

A Carnot refrigerator absorbs heat from water at 0^(@)C and gives it to room at 27^(@)C , when it converts 2 kg of water at 0^(@)C into ice at 0^(@)C , the work done is (latent heat of fusions of ice= (333xx10^(3) Jkg^(-1))

Freezing compartment of a refrigerator is at 0^(@)C and room temperature is 27.3^(@)C . Work done by the refrigerator to freeze 1g of water at 0^(@)C is (L_("ice") = 80 cal g^(-1))

The amount of heat required to convert 1 gm of Ice at 0^(0) to 1 gm of steam at 100^(0) C.

Calculate the enthalpy change on freezing of 1.0 mol of water at 10.0^(@)C to ice at -10.0^(@)C . Delta_("fus")H=6.03 kJ mol^(-1) at 0^(@)C C_(p)[H_(2)O(l)]=75.3 J mol^(-1)K^(-1) C_(p)[H_(2)O(s)]=36.8 J mol^(-1)K^(-1)

A cannot engine extracts heat from water at 0^(@)C and rejects it to room at 24.4^(@)C . The work required by the refrigerator for every 1 kg of water converted into ice (latent heat of ice=336 kj/kg) is

AAKASH SERIES-THERMAL PROPERTIES OF MATTER-EXERCISE-3
  1. A tap supplies water at 10^(@)c and another tap at 100^(@)c. How much ...

    Text Solution

    |

  2. 1 g of steam at 100^(@)C is passed into a calorimeter of water equival...

    Text Solution

    |

  3. The power of a refrigerator which freezes 100 gm of water at 10^(@)C i...

    Text Solution

    |

  4. 100g of water is supercooled to -10^(@)C. At this point, due to some d...

    Text Solution

    |

  5. Water of volume 2L in a closed container is heated with a coil of 1 kW...

    Text Solution

    |

  6. The ends of a metal rod of length 40 cm are maintained at temperatures...

    Text Solution

    |

  7. Three rods of same length and area of cross-section but of thermal con...

    Text Solution

    |

  8. Two slabs A & B having lengths l(1)andl(2), respectively, and same cro...

    Text Solution

    |

  9. Two cylindrical rods of the same material have the same temperature di...

    Text Solution

    |

  10. Two identical rods of a metal are welded in series then conducts certa...

    Text Solution

    |

  11. Two rods of same length and material transfer a given amount of heat i...

    Text Solution

    |

  12. A and B are two points on a uniform metal ring whose centre is O. The ...

    Text Solution

    |

  13. Ice starts forming on a lake with water at 0^(@)C, when the atmospher...

    Text Solution

    |

  14. In Ingen Hauz experiment the wax melts up to 5 cm and 10 cm on bars A ...

    Text Solution

    |

  15. Two bulbs have filaments of lengths, Emissi-vities and diameters in th...

    Text Solution

    |

  16. Two Electric bulbs have filaments of lengths 1 and 21, diameters 2d an...

    Text Solution

    |

  17. A star behaves like a perfect Black body emitting radiant energy. The ...

    Text Solution

    |

  18. A solid sphere is at a temperature T.K. The sphere is cut into two hal...

    Text Solution

    |

  19. A sphere and a cube both made of copper have equal volumes and are bla...

    Text Solution

    |

  20. A metal ball of surface area 200cm^(2) and temperature 527^(@)C is sur...

    Text Solution

    |