Home
Class 12
PHYSICS
Obtain the value of specific heat of wat...

Obtain the value of specific heat of water in terms of `Jkg^(-1)K^(-1)`.

A

45°C

B

50°C

C

55°C

D

35°C

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER 10

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

  • MODEL TEST PAPER 4

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

Similar Questions

Explore conceptually related problems

One kilogram of ice at 0^(@)C is mixed with one kilogram of water at 80^(@)C . The final temperature of the mixture is (take: specific heat of water=4200 J" "kg^(-1)K^(-1) , latent theat of ice =336" kJ "kg^(-1) )

What are the values of specific heat of a gas in isothermal and adiabatic processes?

A 10 kW drilling machine is used to drill a bore in a small aluminium block of mass 8.0 kg. How much is the rise in temperature of the block in 2.5 minutes assuming 50% of power is used up in heating the machine itself or lost to the surroundings? Specific heat of aluminum =910Jkg^(-1)K^(-1) .

Calculate the amount of heat that must be supplied to raise the temperature of 2 kg of water from 25^(@)C to its boiling point at one atmospheric pressure. The average specific heat of water in the range 25 - 100^(@)C is 4.184 JK^(-1) g^(-1) .

Show that the specific heat capacity of water in terms of universal gas constant.

One end of a thick copper rod is immersed into a steam chamber and the other end h:as metal coiled tube through which cold water at 15^(@) C is circulated. · If the length of the rod is 0.30 m, thickness 0.04 m, K of copper is 375 Wm^(-1) K^(-1) and specific heat of water 4200 Jkg^(-1)K^(-1) , then calculate the final temperature of 0.10 kg of water at the end of 10 minutes, the temperatllre at the other end being 80^(@) C.

A copper block of mass 2.5 kg ts heated in a furnace to a temperature of 500 ^(@) C and then placed on a large ice block. What is the maximum amount of ice that can melt? (Specific heat of copper = 0.39 J g^(-1) K^(-1), " heat of fusion of water " = 335 J g^(-1)) .

Find the amount of heat required to convert 10 kg ice at -10^(@)C to water at 50^(@)C . Given specific heat of ice 2100Jkg^(-1)K^(-1) , specific heat of water 4200Jkg^(-1)K^(-1) and latent heat of ice 3.36xx10^5Jkg^(-1)

A copper block of mass 2.5 kg is heated in a furance to temperature of 500^(@)C and then placed on a large ice block. What is the maximum amount of ice that can melt? (Specific heat of copper =380Jkg^(-1)K^(-1) , latetn heat of fusion of ice =3.36xx10^(5)Jkg^(-1) ).

Calculate the heat required to convert 3 kg of ice at -12 ^(@) C kept in a calorimeter to steam at 100^(@) C at atmospheric pressure. Given specific heat capacity of ice = 2100 J kg^(-1) K^(-1) , specific heat capacity of water = 4186 J kg^(-1) K^(-1) , latent heat of fusion of ice = 3.35 xx 10^(5) J kg^(-1) and latent heat of steam = 2.256 xx 10^(8) J kg^(-1) .

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 3-(PHYSICS)
  1. Dimensions of light year is

    Text Solution

    |

  2. Obtain the value of specific heat of water in terms of Jkg^(-1)K^(-1).

    Text Solution

    |

  3. Derive the expression for refractive index of the material of the pris...

    Text Solution

    |

  4. A person swimming at the bottom of a swimming pool looks up to the div...

    Text Solution

    |

  5. There are three Newton's laws of motion namely I, II and III : we can ...

    Text Solution

    |

  6. The length of a wire is increased by 1 mm on the application of a give...

    Text Solution

    |

  7. A car accelerates from rest at a constant rate for some time after wh...

    Text Solution

    |

  8. कोणीय संवेग का विमीय सूत्र होता है :

    Text Solution

    |

  9. An ideal gas of N molecules occupies a volume V. The average kinetic e...

    Text Solution

    |

  10. Coefficient of linear expansion of brass and steel rods are alpha(1) a...

    Text Solution

    |

  11. The thermo-electric power P of a thermocouple is given by

    Text Solution

    |

  12. Unit of self inductance is

    Text Solution

    |

  13. A six volt battery is connected with a resistance. A current of 2 ampe...

    Text Solution

    |

  14. The galvanometer constant of a tangent galvanometer depends upon :

    Text Solution

    |

  15. A unit cube of copper and iron have

    Text Solution

    |

  16. At very low temperature , a semi-conductor becomes

    Text Solution

    |

  17. The resistance of a shunt which should be connected across a galvanome...

    Text Solution

    |

  18. What is a magnet ?

    Text Solution

    |

  19. The susceptibility of a ferromagnetic substance is

    Text Solution

    |

  20. Mention the SI unit of magnetising field.

    Text Solution

    |